Food Grade and Technical Grade Sodium Tripolyphosphate (STPP)

• Customization: Available
• CAS No.: 7758-29-4
• Formula: Na5p3o10
• Model NO.: food grade
• EINECS: 7758-29-4
• Certification: CIQ, RoHS, ISO, Halal
• Purity: 90%~99%
• Type: Sodium Tripolyphosphate
• Grade Standard: Food Grade
• Transport Package: Bag
• Specification: 25kg
• Trademark: dongtai
• Origin: China
• HS Code: 28353110
• Production Capacity: 100000mts/Year

Product Description

 SPECIFICATION
Sodium Tripolyphosphate
1,Chemical Name:Sodium Tripolyphosphate,Sodium Triphosphate
2,M. F:Na5P3O10
3,M.W:367.86
4,Physical properties :White crystal powder,melting point is 622ºC,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.
5,Quality standard: (GB25566-2010,FCC-V)

Name of index	GB25566-2010	FCC-V
Sodium Tripolyphosphate ≥%	85	85
P2O5                             ≥%	56.0-58.0	-
Fluoride (as F)          ≤%	0.005	0.005
As            ≤%	0.0003	0.0003
Heavy Metal (as Pb)     ≤%	0.001	-
Chloride (as Cl)         ≤%	-	-
Sulfate (as SO4^2-)        ≤%	-	-
Water Insoluble          ≤%	0.1	0.1
pH (1% aqueous solution)	9.5-10.0	-
Whiteness              ≥%	-	-
Pb                     ≤%	0.0004	0.0002

6,Usage: In food industry, it is used as water conservative, applied to can, fruit drinks, milk products, vegetable protein drinks, instant noodles, meat products, 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 and heat, and stored separately from poisonous substances.