... Decahydrate) Molecular Formula:Na4P2O7.10H2O. CAS No:13472-36-1 Tetrasodium Pyrophosphate Anhydrous & DecahydrateMolecular Formula Na 4 P 2 ... P 2 O 7 · 10H 2 O Excellent Grade 1 Grade 2 C o n t e n t , ... Arsenic As , % ≤ 0.0003 Heavy metals(Pb) , % ≤ 0.001 Fluoride F , % ≤ 0.005 Loss of ignition , % ≤ 0.50 ... for tinned food and juice.Package 25Kg, 50Kg, 1,000kg bags or according to customer's demand. ...