bis(thiopyrophosphoric acid) is a chemical compound registered under CAS number 36558-41-5, with the molecular formula H4O5 P2 S2 and a molecular weight of about 210.1 g/mol. It is also known as Thiopyrophosphoricacids, (HO)2SPOPS(OH)2 (5CI); Dithiopyrophosphoric acid. CKSPharm supplies bis(thiopyrophosphoric acid) for laboratory research and bulk production; product code 549439. Send an inquiry for purity, packaging, price and lead time.