Package: It is packed with ployethylene bags as line-r , and a woven bag as the outer layer. The net weight of each bag is 25kg.

Molecular Structure:

Product description: 1．Chemical name: Tetrasodium Pyrophosphate, Sodium Pyrophosphate 2．M. F.:Na4P2O73．M. W.:265.904．Physical properties: White monoclinic crystal powder, it is soluble in water, insoluble in ethanol. Its water solution is alkalic. It is liable to deliquesce by moisture in the air. 5．Quality standard: (GB25557-2010、FCC-V) ??Name of index GB25557-2010 FCC-V Sodium Pyrophosphate Na4P2O7 % 96.5-100.5 95.0-100.5 Water Insoluble ≤% 0.2 0.2 PH (1% aqueous solution) 9.9-10.7 - Arsenic (As) ≤% 0.0003 0.0003 Heavy Metal (as Pb) ≤% 0.001 - Fluoride (as F) ≤% 0.005 0.005 Loss on drying ≤% 0.5 0.5 Orthophosphate pass test - Pb ≤% 0.0004 0.0004 6．Usage: In food industry, used as quality improver, applied to can, fruit drinks, milk product, bean milk and so on. 7．Packing: In 25kg composite plastic woven/paper bag with PE liner.8．Storage and transport: It should be stored in a dry, ventilative and clean warehouse; kept away from moisture, heat and stored separately from poisonous substances. Handled with care, so as to avoid damage to the packing bags.