hydrofluosilicic acid


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Related to hydrofluosilicic acid: hydrofluorosilicic acid
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Noun1.hydrofluosilicic acid - an unstable poisonous corrosive acid known primarily in the form of its salts
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
References in periodicals archive ?
Tenders are invited for the hse wishes to invite suppliers to submit proposals for the supply delivery of hydrofluosilicic acid 10.
M2 EQUITYBITES-April 10, 2015-Univar Acquires US Hydrofluosilicic Acid Supplier
When it is artificially added to water supplies by local water treatment plants, it is usually in the forms of hydrofluosilicic acid, sodium silicofluoride or sodium fluoride, which are commonly sourced from phosphate fertiliser manufacturers or aluminium smelters.
org so that we can pressure our legislators to support a government study on the effects of ingesting hydrofluosilicic acid, the most commonly used fluoridation chemical.
Besides, the substances that are used to fluoridate do not occur naturally, such as hydrofluosilicic acid.
In addition, the water is treated with chlorine gas to reduce bacteria and with hydrofluosilicic acid to fluorinate the water.
EPA has stated (27) that it regards the use of waste hydrofluosilicic acid, recovered from phosphate fertilizer manufacturing, in fluoridation systems as "an ideal environmental solution to a long-standing problem," because "water and air pollution are minimized, and water utilities have a low-cost source of fluoride available to them.
Noting that "the substances most widely used for water fluoridation programs are hydrofluosilicic acid and silicofluorides," Bock's bill would require that any fluoridation compounds added to public water supplies first must, (1) be approved by the US Food and Drug Administration and, (2) be tested to assure that "any complex combination of elements is broken down into harmless components when introduced into actual conditions found in end-result tap water.
The plant, out of convenience, added hydrofluosilicic acid (HFS) as a fluoridation chemical at the same point as the coagulant and polyelectrolytes.
Some have hypothesized that community water containing sodium silicofluoride and hydrofluosilicic acid may increase blood lead (PbB) concentrations in children by leaching of lead from water conduits and by increasing absorption of lead from water.
Some 22,800 pounds of fluoride effluent poured into the bay each day, primarily in the form of hydrofluosilicic acid -- the same substance used to fluoridate city water supplies.