The HI772-26 are the replacement reagents for the Marine Alkalinity (dKH) Checker® HC – HI772 and can be used with the Marine Alkalinity Checker® HC – HI755 .

These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each packet for traceability.

Approx 25 Test per packet