Grochek Replacement Probe Only (HI 3127) for J 716820 & J 716830 Special Order: J

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This is the Replacement Probe Only for J 716820 & J 716830, not combo tester itself, just the replacement probe only. [more info]

Grochek Primo TDS Tester: J

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The Primo TDS tester provides a fast and dependable way to measure the Total Dissolved Solids in your water samples. It is ideally suited for the rigorous demands of water quality professionals, who... [more info]

Grochek Waterproof pH/EC/TDS Meter (Model HI 9813-0) Replacement Probe Only (HI1285-0) Special Order: J

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This is the Replacement Probe Only for Waterproof pH/EC/TDS Meter (Model HI 9813-0) (sku: J 716835) , not meter itself, just the replacement probe only. [more info]

Grochek pHep Tester (Model HI 98107) : J

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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 redesigned pHep series... [more info]

Grochek Ph 4 Calibration Solution Model Hi 7004L, 16 fl oz: J

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Hannas Buffer solutions are made from established formulas and are standardized with pH meters that are calibrated to NBS/NIST primary standard buffer solutions. Now the pH 4 buffers carry lot #,... [more info]

Grochek Ph 4 Calibration Solution Model Hi 7007L, 16 fl oz: J

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pH 7.01 is the most widely used among all buffer solutions. HANNA pH buffer solutions are NIST standardized reference solutions. [more info]

Grochek 1500 Ppm Calibration Solution Model Hi 70442L, 16 fl oz: J

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No Description available [more info]

Grochek 1413 uS/CM PPM Calibration Solution Model Hi 7031L, 16 fl oz: J

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No Description available [more info]

Batteries For PH-TDS Pens 12 Pack (Model Hi 740026-P) : J

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No Description available [more info]

GroCheck TDS EC/TDS Meter (Model HI983301N) : J

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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 in... [more info]