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Hanna Combo Waterproof Ph/Ec/Tds Temperature Tester -- $197.95 $188.05 -- Hanna Combo Waterproof pH/EC/TDS Temperature Tester Dual-level LCD Replaceable pH Electrode Cartridge Automatic Caliibration The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and . . .
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Hanna Gro'chek Champ Ph Tester -- $62.95 -- Hanna Gro'CHEK Champ pH Tester The HI 98106 (Champ®), which is the result of over two decades of research and manufacturing experience, is the updated version of our widely popular 96106 (Champ®). . . .
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Hanna Gro'chek Dist 5 Waterproof Ph/Ec/Tds Temperature Tester -- $126.95 -- Hanna Gro'CHEK Dist 5 Waterproof pH/EC/TDS Temperature Tester The original DiST (Dissolved Solids Tester) was first introduced in 1986 by HANNA®. Since then, Conductivity and Total Dissolved Solids measurements . . .
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Hanna Grochek Ph & Tds Combo Continuous Reading Meter -- $182.95 -- Hanna GroChek pH & TDS Combo Continuous Reading Meter Displays pH & EC Simultaneously Adjustable Setpoints Space Efficient HI 981404N and HI 981405N are both ideal for agricultural, horticultural . . .
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Hanna Gro'chek Ph Indicator W/Electrode -- $111.95 -- Hanna Gro'CHEK pH Indicator w/Electrode The pH indicator HI 981401N has been designed to meet the Grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics . . .
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Hanna Grochek Ph/Ec/Tds Meter -- $234.95 $223.20 -- Hanna GroChek pH/EC/TDS Meter DescriptionHI 9813-0 allows you to measure pH, EC (conductivity) and TDS with just one instrument! This meter has a full-spectrum pH measurement range. The EC range goes . . .
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Hanna Grochek Ph/Ec/Tds/C Meter W/Cal-Check Feature -- $275.95 $262.15 -- Hanna GroChek pH/EC/TDS/C Meter w/Cal-Check FeaturepH electrodes are commonly designed to produce and output signal equal to 0 mV when immersed in a solution with pH 7. But a constant output value at . . .
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Hanna Grochek Ph/Ec/Tds/Temp. Combo -- $198.95 -- Hanna GroChek pH/EC/TDS/Temp. Combo Large, Dual-level Backlit LCD Waterproof Auto Calibration & pH Temp. Computing The Combo HI 991404 and HI 991405 series meters from HANNA® are designed . . .
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Hanna Gro'chek Phep -- $62.95 -- Gro'CHEK pH Stick Tester The HI 98107 (pHep®), which is the result of over two decades of research and manufacturing experience, is the updated version of our widely popular 96107 (pHep®). Today the . . .
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Hanna Gro'chek Phep 4 Waterproof Ph Temperature Tester -- $109.95 -- Hanna Gro'CHEK pHep 4 Waterproof pH Temperature Tester When HANNA® introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. . . .
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Hanna Gro'chek Water-Resistant Ec/Tds Meter With 0.7 Tds Conversion Factor -- $111.95 -- Hanna Gro'CHEK Water-Resistant EC/TDS Meter with 0.7 TDS Conversion Factor These state-of-the-art meters have been engineered with a host of features suited to the aggressive environments commonly found . . .
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