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HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments
Hanna Instruments$28.99HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number and expiration date on each packet for traceability... -
(HI783-11) Marine Magnesium Certified Calibration Standard Kit
Hanna Instruments$28.99The HI783-11 Marine Magnesium Certified Standard Kit is used to validate the performance of the HI783 Marine Magnesium Checker HC. The kit includes one sealed cuvette with a zero-magnesium value and one cuvette that is tinted to a standard magnesium...