Sodium Tripolyphosphate (STPP)

• CAS No.: 7758-29-4
• Formula: Na5p3o10
• EINECS: 231-838-7
• Nutritional Value: Non-nutritional
• Certification: BRC, ISO, FDA, HACCP, Kosher/Halal
• Packaging Material: Paper
• Model NO.: GB/FCC/E451(i)
• Storage Method: Normal
• Shelf Life: >12 Months
• Resource: Chemosynthesis
• Transport Package: Plastic Paper Bag
• Specification: 25KG/bag
• Trademark: Dongtai
• Origin: China
• Production Capacity: 20000metric Tons/Year

Product Description

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
P2O5                             ≥%	56.0-58.0
Fluoride (as F)          ≤%	0.005
Arsenic (As)            ≤%	0.0003
Heavy Metal (as Pb)     ≤%	0.001
Water Insoluble          ≤%	0.1
pH (1% aqueous solution)	9.5-10.0
Pb                     ≤%	0.0004
Particle Size	90%min pass 60mesh

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.
9,Recommended Dosage:Commonly, we add this product according to the proportion of 0.2-0.5%.
It can be adjustable according to the actual situation.