River water testing Kit
Nitrate 0-100 mg/l NO3 , Phosphate 0-4 mg/l PO4 , Free & total Chlorine 0 – 2 mg/l Cl2 & Ammonia 0-1 mg/l N Comparator & disc methods with 100 tests for each parameter + Total Hardness drop test method + Heavy metal test strips (50 tests) range : <10, 20, 50, 100, 200, 400, 1000 µg/l (Co, Cd, Zn, Cu, etc…)