Sodium Tripolyphosphate (STPP) Water Conservative Agent

• CAS No.: 7758-29-4
• Formula: Na5p3o10
• EINECS: 231-838-7
• Model NO.: food additive
• Certification: CIQ, ISO
• Purity: >85%
• Type: Sodium Tripolyphosphate
• Grade Standard: Food Grade
• Transport Package: 25 Kgs Kraft Paper Bag with PE Liner
• Specification: White powder
• Trademark: K&S
• Origin: Lianyungang
• HS Code: 28353110
• Production Capacity: 8000mt/Year

Product Description

 LIANYUNGANG KANDS CHEMICAL CO., LTD.
(K & S INDUSTRY LIMITED)
NO 4, Chaoyang East Rd, Xinpu District, Lianyungang, Jiangsu, China. 
   
 

SPECIFICATION(TDS)
Sodium Tripolyphosphate (STPP)
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
Arsenic (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-retainer, applied in sea foods, canned foods, fruit drinks, milk products, vegetable protein drinks, instant noodles, meat products and so on. 
7,Packing: In 25kg PP/kraft paper bag with PE liner. 
8,Storage and transport: It should be stored in a dry, ventilated and clean warehouse; kept away from moisture and heat, and stored separately from poisonous substances.