PoolLab Total Hardness Liquid Reagents Product reviews

GBP11.85

For measuring Total Hardness with the Pool Lab 1.0 & PoolLab 2.0 Photometer. Contains both Total Hardness No.1 & 2 Liquid Range: 0 - 500mg/l (ppm) Good for 50 Tests Sku:POL2010TH12