Package: 25kg/bag

Uses : Milky agent and fusing agent for glass and enamel; preserving agent for wood; agricultural insecticide ; hygroscopic agent for acid-resisting cement; coagulation accelerator in natural emulsion products. Additive in electroplating zinc , nickel and iron i

Molecular Structure:

Product description: Formula :Na2SiF6 Molecular weight :188.06 CAS No. :16893-85-9 UN No.: 2674 HS No.: 2826.9010.00 [Properties]: Sodium fluorosilicate is odorless and tasteless crystalline or powder. Stable at normal temperature and pressure; It is hard to dissolve in water and acid. [Quality standard]:qualified with the standard [GB23936-2009]. Item Standard values(%) Test result Appearance White powder White powder Sodium silicofluoride (Na2SiF6) ≥99 99.0 Loss of weight on drying at 105℃ ≤0.30 0.30 Free acid (as HCL) ≤0.10 0.047 Chlorides(CL) ≤0.15 0.11 Water-insolubles ≤0.4 0.017 Sulfate (SO4) ≤0.25 0.23 Fe ≤0.02 0.02 H2O ≤0.4 0.18 Grain size passing through 250µm sieve ≥90 99.4 [Application]Milky agent and fusing agent for glass and enamel; preserving agent for wood; agricultural insecticide ; hygroscopic agent for acid-resisting cement; coagulation accelerator in natural emulsion products. Additive in electroplating zinc , nickel and iron in three floors; stuffing agent in plastics; pharmacy, fluorating treatment for drinking water and for man-made crystals and Sodium Fluoride. [Packing]: polyethylene weaving inner lined with plastic bag，flexible freight bag，Valve mouth bag. Net weight is 25kg or 1000kg.As per customer’s required. [Storage and transportation ]: Inorganic toxic substance, and should be stored in dry and adequately ventilated warehouse, and may not be co-stored or co-transported with sulfuric acid and edible food.