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Stannous Sulphate

Product name	Stannous Sulphate
Synonyms:	Tin(II) Sulphate, Stannous Sulfate, Tin Sulfate
Molecular Formula	SnSO4
Molecular Weight	214.75
Properties	White or off-yellow crystal powder. It is stable at 360 and then decompound to alkali salt above this temperature. It will be oxidized and turn to yellow when it is exposed in air.
Risk Phrases	R36/37 Irritating to eyes and respiratory system.
Safety Phrases	S26 in case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
CAS NO.	7488-55-3
H.S.Code	28332990
Standard of GB/T23839-2009	GUARANTEED SALES SPECIFICATIONS
	Item	Standard
	SnSO4 %	99.0 min
	Sn %	54.7 min
	As %	0.001 max
	Fe %	0.005 max
	Pb %	0.02 max
	Sb %	0.01 max
	Cl %	0.005 max
	HCL-inslo.mat	0.005
	Alkaline metal & Alkaline earth metal %	0.10 max
Packaging	25kgs net in plastic drum or as required by customers.
Uses/Applications	Commonly used in acid tin plating baths, liquor finishing and drawing of steel wire. It delivers a high current efficiency and smooth, fine grained deposits.

Note: Special requirements should be decided through negotiation between the seller and the buyer.

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