sodium tripolyphosphate STPP

sodium tripolyphosphate STPP 94% 95% 96% best quality and price manufacturer

sodium tripolyphosphate STPP

Chemical NameSodium TripolyphosphateSodium Triphosphate

 

M. F:Na5P3O10 3M.W:367.86

 

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+Mg2+,can soften hard water,change suspension into solution,alkalescent,without causticity.

 

Quality standard: (QB1034-1991FCC-ivGB/T9983-2004)

Name of index	QB1034-1991	FCC-	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	-

 

Usage:Used as moisture conservative. Applied to can, fruit drinks, milk products, vegetable protein drinks, instant noodles, meat products, and so on.

 

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.

8Storage 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 tripolyphosphate STPP