1ã€Chemical Name:Sodium Tripolyphosphateã€Sodium Triphosphate
2ã€M. F:Na5P3O10
3ã€M.W:367.86
4ã€Physical properties :White microdot powder with luster,melting point at 622,easily soluble in water ,with remarkable chelating ability to some metal ions such as Ca2+ã€Mg2+,can soften hard water,change suspension into solution,alkalescent,without causticity。
5ã€Quality standard: (QB1034-1991ã€FCC-ivã€GB/T9983-2004)
Name of index QB1034-1991 FCC-â…£ GB/T9983-2004
Sodium Tripolyphosphate ≥% 95 85 95
P2O5 ≥% 57 - 57
Fluoride (as F) ≤% 0.003 0.005 -
Arsenic (As) ≤% 0.0003 0.0003 -
Heavy Metal (as Pb) ≤% 0.001 0.001 -
Chloride (as Cl) ≤% 0.025 - -
Sulfate (as SO42-) ≤% 0.4 - -
Water Insoluble ≤% 0.05 0.1 0.05
pH (1% aqueous solution) 9.5 -10.0 - 9.5-10.0
Whiteness ≥% 85 - 80
Pb ≤% - 0.0002 -
6ã€Usage:Used as moisture conservative. Applied to can, fruit drinks, milk products, vegetable protein drinks, instant noodles, meat products, and so on.
7ã€Packing: 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.
8ã€Storage and transport: It should be stored in a dry . ventilative and clean warthouse; kept away from moisture and hot, Furthermore, it should be stored separstely from poisonous Substances.
Sodium Tripolyphosphates