CAS 7722-88-5 appears in our catalog under these names: Sodium pyrophosphate, anhydrous, Sodium pyrophosphate, min. 95 %, 5 kg, Sodium Pyrophosphate, Tetrasodium pyrophosphate, Sodium pyrophosphate, anhydrous, tech. . Offered by: Chemat, Roth, TRC, GLPBio, Thermo Scientific (Alfa Aesar). Available pack sizes: 5kg, 25g, 1kg, 2500g, 250g, 1000g, 2000g, 500g.