Salifert Silicate Profi-Test Kit\n\u2022 Silicate occurs in tap water or purified water when the reverse osmosis or de ionising unit is not functioning properly. \u2022 Silicate can result in diatom bloom and can block some essential trace elements such as vanadium and molybdenum. \u2022 The Salifert Test kit for silicate is very fast, sensitive and accurate, with two scales: an ultra low scale which is particularly useful for marine water and a high scale which is suitable for freshwater environments. \u2022 Sufficient for 60 tests\n\nSalifert Silicate Profi-Test Kit\n\n\u2022 Silicate occurs in tap water or purified water when the reverse osmosis or de ionising unit is not functioning properly.\n\n\u2022 Silicate can result in diatom bloom and can block some essential trace elements such as vanadium and molybdenum. \n\n\u2022 The Salifert Test kit for silicate is very fast, sensitive and accurate, with two scales: an ultra low scale which is particularly useful for marine water and.