CAS 13472-36-1 appears in our catalog under these names: Sodium pyrophosphate decahydrate, ACS, 99.0-103.0% , Sodium pyrophosphate decahydrate, 97+% . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 100g, 500g, 2kg, 1000g, 5000g, 250g.