114683  Residual Hardness Cell Test Product information Method: photometric 0.50 – 5.00 mg/l Ca 0.070 – 0.700 °d 0.087 – 0.874 °e 0.12 – 1.25 °f 0.70 – 7.00 CaO 1.2 – 12.5 mg/l CaCO3 Spectroquant® Packaging EPS box Qty/Pk      25 tests Storage     Store at +15°C to +25°C. Read More »