Electroplating / Alfa Chemistry

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Potassium Stannate

Catalog Number ACEP12142335
CAS 12142-33-5
Structure Potassium Stannate
Synonyms K2sno3
Molecular Weight 244.88
Molecular Formula K2SnO3
Appearance White crystalSoluble
Application Used in potassium stannate tin plating, also used in glass, ceramics, printing and dyeing industries.
Chemical Name Potassium Stannate
Content Arsenic (As): 0.01% max.;
Cl- (as KCl): 1.00% max.;
Free Alkali: 1.5% max.;
Nitrates (as KNO3): 0.25%max;
Pb: 0.025% max.;
Sn: 38% min.
EC Number 235-255-9
Insolubility Water Insoluble Matter: 0.25% max.
Packaging 25kg/Iron drum
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