HI93705-01 Silica – Reagents – 100 Tests

Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb

Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm

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 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution