Stannous Sulphate SnSO4 1)CAS NO.: 7488-55-3 2)Appearance:white crystal 3)Assay:99.2% ... min. Stannous Sulphate SnSO4 CAS no.: 7488-55-3Specifications:Stannous sulphate SnSO4 Appearance: white crystal Assay: 99.2 ... BBI, BEO, BMP, BOZ, chloral hydrate, DEP, POPDH, PABS, PAP, PA, PME, POPS, PS, PN, PPS-OH 40% and 45%, PPSb ... 10025-69-1)c) Stannous sulphate (CAS no.: 7488-55-3)d) Stannous fluoride