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Sodium silicofluoride

[Name] Sodium silicofluoride [16893-85-9] 
[Molecular formula] Na2SiF6
[Molecular weight] 188.06
[UN] 2674 
[Product Specifications]

Item

Index Name

Item

Index Name

Appearance

White crystalline powder

Heavy metals (as Pb)

max0.02%

Purity

min98%

Sulphate(SO4)

max0.25%

Free acid(HCl)

max0.1%

Loss on drying(105℃)

max0.3%

Iron(Fe)

max0.02%

 

 

[Character] White crystalline powder. Density is 2.68. It is dissolved poorly in water and can't be dissloved in ethanol.Causticity! It will decompose of sodium fluoride and silicon tetrafluoride after strong heating. 
[Uses] It is used for making enamel opalizer, angricultural insecticide and wood antiseptic etc. 
[Packing] Packing with plastic weaven bag lined with polythene plastic bag. 25kg per bag.