HI93702-01 Copper HR – Reagents – 100 Tests

Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU

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

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