Welcome to visit Xuzhou tianjia food chemical co., ltd. Website!
Products
Your current : Home Products Sodium Tripolyphosphate
Support Hotline : 0516-87767584 / 87767001
International Hotline: (86) 13805212062

   1.webp

 

Sodium Tripolyphosphate (STPP)    Food Grade

Synonym:              Pentasodium Triphosphate, Sodium   Tripolyphosphate Anhydrous:       Sodium   Triphosphate Anhydrous

Formula:            Na5 P3 O10

CAS No.:            7758 – 29 – 4

Molecular Weight:     367.86

 

Na5     P3 O10

%

95.0 min

P2     O5  

%

57.0 min

Fluorides (as F)

%

0.003 max

As

%

0.0003 max

Heavy     Metal (as Pb) 

%

0.001 max

Water     insoluble substance

%

0.05 max

Ph (1%     of aqueous Solution)

%

9.5 – 10.0

Whiteness 

%

85 min

Appearance: 1. White powder  2.   White granular

 

 

Supply Ability

Supply Ability: 1800 Metric Tons per Month

Packaging & Delivery

Packaging Details: In 25kg composite plastic woven/paper bag with PE liner.

Loading Port Lianyungang, Qingdao, Shanghai

Lead Time : within 15 days after receiving order

 

1,Chemical Name: Sodium Tripolyphosphate STPP

2,M.F: Na5P3O10
3,M.W:367.86

4,Physical properties:White crystal powder,melting point is 622°C,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 SO42-)          ≤%

-

-

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.