... trisodium 2-hydroxy propane-1,2,3-tricarboxylate sodium citrate.2,Molecular formula Na 3C6H5O7· 2H2O3,Molecular weight ... testContent(Na3C6H5O7.2H2O)%99.0-101.099.0-100.5Sulphate, ≤%0.015-Heavy metals(as Pb), ≤%0.0010.001Oxalate, ≤%0.03-Easily carbonized ... with the test-Chloride, ≤%0.005-Loss on drying,%11.0-13.010.0-13.06,Uses In food ... so as to avoid damage to Bags. SODIUM CITRATE FOOD, BP