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Stannous Sulfate

Chemical Name Stannous Sulfate
CAS Number 7488-55-3
Product Number SC000001
Molecular Formula O14S4Sn
Molecular Weight 470.953

Stannous Sulphate (SnSO4) is commonly used in acid tin plating baths, liquor finishing and drawing of steel wire. Stannous sulfate, Tin(II) Sulfate delivers a high current efficiency and smooth, fine grained deposits. A bright finish can be obtained by flow melting of through the use of certain additives. 

Stannous sulfate, Tin(II) Sulfate is a chemical compound, and a convenient source of tin ions uncontaminated with tin species. Stannous sulfate, Tin(II) Sulfate is a white solid that may absorb enough moisture from the air and dissolving in it, forming a solution, a property known as deliquescence. Stannous sulfate, Tin(II) Sulfate can be prepared by a displacement reaction with between metallic tin and copper sulfate:

 

Sn (s) + CuSO4 (aq) → Cu (s) + SnSO4 (aq)

Specification:

Item

Main Technical Index

Index Name Standard

Content 99.0% min

Hcl Insolubility

0.005% max

Chlorides

0.005% max

Iron

0.005% max

Heavy Metals (by Pb)

0.02% max

Alkaline And Alkaline Earth Metals

0.10% max


Usage:

99% Stannous sulfate, Tin(II) Sulfate for tin-plating

Stannous sulfate, Tin(II) Sulfate main used for tin or chemical reagents, such as alloys, tinplate,cylinder piston, steel and other acidic electroplating bright tin and other electric devices.



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