PRODUCTS

Stannous Pyrophosphate

Application

Pyrophosphoric acid plating

Data sheet

Specifications and other data

Chemical formula Sn2P2O7
Molecular mass 411.32
CAS NO. 15578-26-4
Appearance White powder
Chloride (Cl) 0.5% max.
Sulfate (SO4) 1.0% max.
Drying loss
Free acid
Arsenic (As)
Heavy metal (Pb) 0.03% max.
Copper (Cu) 0.0001% max.
Iron (Fe) 0.01% max.
P2O5
Zinc (Zn)
Product content 95.0% min.
PH
Solubility Insoluble
Specific gravity Approx. 4.0
Special attention regarding storage Store in a well-ventilated location in a sealed container.

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