Hand-held photometer for water analysis
Hanna Instruments

The HI 701 Hanna 'Free' Checker Checker bridges the gap between simple chemical test kits and professional instrumentation. With an accuracy of ±0.03 mg/L (ppm) and 0.01 mg/L (ppm) resolution it provides digital readout of Free Chlorine levels in water.

A real world first - with the Hanna Free Chlorine Checker you can check for chlorine at the touch of a button and get instant results

Easy to use - whatever the weather
Accurate results every time
Exceptional price
Large LCD display
Auto shut-off ensures longer battery life

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