Paper Fluoride Test 20 mg/L Pinkish-Red ,Pack Of 200

Details:

Fluoride test paper^ fluoride test paper, pinkish-red paper turns yellowish-white in the presence of fluorides, for the determination of fluoride ions, gaseous hydrogen fluoride, substantial amounts of chlorates, bromates, sulphates cause white discolorations of paper, sensitivity: 20 mg/l fluoride