Fujian Longfu Chemical Co., Ltd.


Add:Jiaoyang industrial park, Shanghang, Fujian, China

Tel: +86-597-3621699

Fax: +86-597-3621698




Current Location: Home > Products

Fluorosilicic acid

Another Name: Silicon fluoric acid

Molecular Formula: H2SiF6

Molecular Weight: 144.09

Properties: The aqueous solution of the product is a colorless or light fumy liquid. Its relative density is 1.32, boiling point 108.5°C. The product has a pungent odor. It can volatilize easily and dissolve in water. It has disinfectant function. Siliconfluoric acid doesn't have an anhydrous production. The highest concentration is 60.92%. It is corrode glass lead and any other metal. It can strongly corrode skins and it's poisonous to human organs of imbibition. Its solidifying point is 19°C(dihydrous Crystallization).

Application: The product is an elementary raw material for making Sodium Fluorsilicate, Potassium Fluorsilicate, Ammouium Fluorsilicate. Magnesium Fluorsilicate, Copper Fluorsilicate, Barium Fluorsilicate, Lead Fluorsilicate and any other fluorsilicate and Silicon Tetrafluoride. It can be used for metal electroplating, wood anticorrosion, beer disinfection wine-making industrial equipments disinfection or the electrolysis and refinement of lead. It can be also used as mordant and metal surface treatment agent.

Storage: It should be stored in a cool and ventilated storehouse, not under sunlight and in high temperature.

Transport: The product belongs to Grade B inorganic acid corrosive goods. It should be kept away from the rain and the sunlight during its transportation.

Packing: The product is refilled in a polyvinyl chloride plastic drum. Net weight 25kg each. Clear signs of Intense Poison and Corrosive should appear on the packs.

Remarks: We can produce fluorosilicic acid purity 20%-46% as client's request.

Item Index
Fluorosilicic acid content(H2SiF6), % ≥ 20.0-30.0 14.0 8.0
Free fluoride(F), % ≤ 0.32 - -
Copper(Cu), % ≤ 0.0002 - -
Heavy metal content(Pb), % ≤ 0.020 0.020 -
Copyright(C)2020, Fujian Longfu Chemical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice