····· lezzter Preis 152.00€ ···· Miscota Scandinavia - Online Shop for Pet Supplies (Recommended level in saltwater: 400-440 mg/l calcium) Recommended level in saltwater: 400-440 mg/l calcium For saltwater. 1 drop measuring solution 3 = 20 mg/l calcium. Colour change from pink to blue. Includes syringe to measure amount of water. The test shows the calcium level in 20-mg increments. ····· 1034713487