HI93719-01 Hardness Magnesium – Reagents -100 Tests

Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm

Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution

The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.

Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm