CAS 7320-34-5 appears in our catalog under these names: Potassium pyrophosphate, anhydrous, Potassium pyrophosphate, anhydrous, 96% min , Potassium pyrophosphate, 95% , Potassium pyrophosphate, Potassium Pyrophosphate, >98.0%(T). Offered by: Chemat, Thermo Scientific (Alfa Aesar), Biosynth, TCI, Thermo Scientific (Acros). Available pack sizes: 5kg, 1kg, 100g, 250g, 500g, 2.5KG, 25g, 1000g.