Stannous pyrophosphate
- CAS number
- 15578-26-4
- Molecular weight
- Molecular formula / chemical symbol
- Sn2P2O7
Description
White crystalline or amorphous powder. Relative density 4.009 (16.4 ℃). Insoluble in water, soluble in strong acid.
Keywords: Phosphate
USES
Mainly used for no cyanide electroplating tin. Used as a toothpaste filling agent, in toothpaste micro have dissociation, to prevent dental have certain effect. Printing and dyeing industry used in dyeing, ceramic industry for refined clay. In coating industry appropriate to join can alleviate paint filler in the paint of the sedimentation rate, improve the performance of the paint.
Report
Inspection test report against
|
the name of a commodity |
stannous pyrophosphate |
CAS：15578-26-4 |
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|
character |
White crystalline or amorphous powder |
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Test items |
estimated value |
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Sn2P2O7 |
≥99.9％ |
≥99.90％ |
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|
Fe |
≤0.005％ |
≤0.005％ |
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|
Pb |
≤0.0005％ |
≤0.0003％ |
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|
As |
≤0.0003％ |
≤0.0002％ |
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|
SO42- |
≤0.05％ |
≤0.05％ |
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