technetium Tc 99m stannous pyrophosphate is a chemical compound registered under CAS number 54627-10-0, with the molecular formula H4O7 P2 . x Sn . x Tc and a molecular weight of about 395.59 g/mol. It is also known as Technetium99 tin pyrophosphate. GoooChem supplies technetium Tc 99m stannous pyrophosphate for laboratory research and bulk production; product code 629969. Send an inquiry for purity, packaging, price and lead time.