Quick view Extech 392050 Pocket Size Dial Thermometer, Penetration Stem MSRP: Now: $38.72 Add to Cart Compare Quick view Extech 39240 Pocket Size Waterproof Thermometer MSRP: Now: $33.40 Add to Cart Compare Quick view Extech 39272 Pocket Size Fold-up Thermometer with Adjustable Probe MSRP: Now: $62.75 Add to Cart Compare Quick view Extech 445580 RH / Temperature Meter MSRP: Now: $94.52 Choose Options Compare Quick view Extech CL200 Waterproof Portable Chlorine Meter MSRP: Now: $352.78 Add to Cart Compare Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech 39240 Pocket Size Waterproof Thermometer MSRP: Now: $33.40 Add to Cart Compare Quick view Extech 39272 Pocket Size Fold-up Thermometer with Adjustable Probe MSRP: Now: $62.75 Add to Cart Compare Quick view Extech 445580 RH / Temperature Meter MSRP: Now: $94.52 Choose Options Compare Quick view Extech CL200 Waterproof Portable Chlorine Meter MSRP: Now: $352.78 Add to Cart Compare Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech 39272 Pocket Size Fold-up Thermometer with Adjustable Probe MSRP: Now: $62.75 Add to Cart Compare Quick view Extech 445580 RH / Temperature Meter MSRP: Now: $94.52 Choose Options Compare Quick view Extech CL200 Waterproof Portable Chlorine Meter MSRP: Now: $352.78 Add to Cart Compare Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech 445580 RH / Temperature Meter MSRP: Now: $94.52 Choose Options Compare Quick view Extech CL200 Waterproof Portable Chlorine Meter MSRP: Now: $352.78 Add to Cart Compare Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech CL200 Waterproof Portable Chlorine Meter MSRP: Now: $352.78 Add to Cart Compare Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech CL203 Extech Chlorine Reagent Tablets, 10 pack MSRP: Now: $29.40 Add to Cart Compare Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech CL204 Extech Chlorine Reagent Tablets, 100 pack MSRP: Now: $162.70 Add to Cart Compare Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view Extech CL205 Extech Chlorine Electrode Module MSRP: Now: $157.57 Add to Cart Compare Quick view Extech ExStik® Replacement pH Electrode Module PH105 MSRP: Now: $66.75 Add to Cart Compare Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
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Quick view Extech PH100 Extech® ExStick® pH Meter MSRP: Now: $142.25 Add to Cart Compare Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view 392050 Pocket Size Dial Thermometer, Penetration Stem Pocket Size Penetration Stem DialThermometer Extech Thermometer Series Item Number: 392050 5" (130mm) Stainless steel probe 0.35" (9mm) LCD Display ON/OFF switch saves battery life... MSRP: Now: $38.72 Add to Cart Compare Quick view 39240 Pocket Size Waterproof Thermometer Pocket Size Waterproof Thermometer Extech Thermometer Series Item Number: 39240 2.75" (70mm) Stainless steel stem Data Hold and Auto power off Temperature -40 to 392°F (-40 to... MSRP: Now: $33.40 Add to Cart Compare Quick view 39272 Pocket Size Fold-up Thermometer with Adjustable Probe Pocket Size Fold-up Thermometer with Adjustable Probe Extech Thermometer Series Item Number: 39272 4.5" (114mm) Stainless steel probe adusts from 0 to 180° for storage or... MSRP: Now: $62.75 Add to Cart Compare Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
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Quick view 445580 RH / Temperature Meter Humidity / Temperature Meter Humidity / Temperature Meter Series Item Number: 445580 / 445582 The meter features a compact design that is ideal for field use. With a range of 0 to... MSRP: Now: $94.52 Choose Options Compare Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view CL200 Waterproof Portable Chlorine Meter Documentation CL200 Waterproof Portable Chlorine Meter Manual Portable Chlorine Meter Waterproof Unique Design with Flat Surface Sensor and built in Smart Chip!! Item Number:... MSRP: Now: $352.78 Add to Cart Compare Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view CL203 Extech Chlorine Reagent Tablets, 10 pack CL203 are ExTab Chlorine Reagent tablets (10pk-100 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $29.40 Add to Cart Compare Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view CL204 Extech Chlorine Reagent Tablets, 100 pack CL204 are ExTab Chlorine Reagent tablets (100pk-1000 tests) for the Extech CL200 Chlorine Meter. Foil packaging provides very stable environment with long shelf life. No messy powder reagents for... MSRP: Now: $162.70 Add to Cart Compare Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view CL205 Extech Chlorine Electrode Module The CL205 is an Extech ExStik® Replacement Chlorine Electrode Module. Product for use with Extech CL200 Meter. The CL205 is an electrode capable of measuring chlorine and temperature. Comes... MSRP: Now: $157.57 Add to Cart Compare Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view ExStik® Replacement pH Electrode Module PH105 Replacement flat surface electrode for ExStik® pH meter PH100. Compatible with ExStik® pH meter PH100 Easy to clean, rugged flat surface pH electrode Interchangeable with... MSRP: Now: $66.75 Add to Cart Compare Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected × OK
Quick view PH100 Extech® ExStick® pH Meter Documentation PH100 Manual Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else RENEW feature that tells you when it’s time to replace... MSRP: Now: $142.25 Add to Cart Compare Compare Selected
