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DIGITAL TEST KITS (57)
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Hanna Marine LR Nitrate Checker Calibration Check Set$25.99
The Marine Nitrate Low Range Checker Calibration Check Set - HI781-11 provides a simple solution to validating the Marine Nitrate...
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Hanna Instruments Reef Professional Kit Version 2 - Some Reagents might be expired or close to expiring$329.99
OUT OF STOCK
Includes: HIREEF-2: Reef Professional Kit Version 2 ...
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Hanna Copper High Range Checker HC Calibration Check Set$32.99
The Copper High Range Checker HC Calibration Check Set - HI702-11 provides a simple solution to validating the Copper High...
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Hanna Instruments Pure Water Tester$99.99
The HI98308 Pure Water tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. The HI98308...
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pHep5 Waterproof pH tester$154.99
Dual Level Display Showing pH & Temp. Rugged, Floating Waterproof Casing Replaceable pH Electrode Featuring an Extendable Junction The waterproof ...