Sodium citrate BP/USP/E330/331 ItemBP98E331Appearancecolorless or white crystal, crystalline powderAssay %99.0-101.099.0-101.0Acidity/basicityPass the testPass the testSulfide,≤%0.0150.015Heavy metal (Pb),≤%0.0010.0005Oxalate,≤%0.030.01Readily carbonizable substancesup to specificationup to specificationChlorides,≤%0.0050.005Drying loss,%11.0-13.011.0-13.0pH-value (5% transparent solution)--7.5- ...