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STPP

STPP

Category :

Catalyst and Auxiliary/Water Treatment Chemicals

CAS NO : 7758-29-4
EC NO : 231-838-7
Molecular Formula : Na5P3O10
Main Specifications : 94% food grade and technical grade
Synonyms : pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
STPP
Package: 25kg/pp bag,21MT/20FCL
Uses : 1)Used in detergent, synergist for soap; water softener; tanning agent for leather making,
Molecular Structure:STPP 7758-29-4
Product description:

  factory offer best price STPP  sodium tripolyphosphate    

1.Characters:

CAS No: 7758-29-4 

EC No:231-838-7 

Molecular Formula: Na5P3O10 

Molecular Weight: 367.86 

Melting Point:622°C 

Apearance:White or colorless crystal powder.

Standard executed: GB/T9983-2004(technical grade),

                                   QB1034-91(food grade)

 

2.Specification:

Indexes

Industrial Grade

Food Grade

Assay Na5P3O10 % ≥

94.0

94.0

P2 O 5 % ≥

57.0

57.0

Water Insoluble Matter % ≤

0.10

0.05

Iron(Fe) % ≤

0.01

0.015

PH value (1% water solution)

9.2-10.0

9.5-10.0

Heavy Metal (as Pb) % ≤

 

0.001

Arsenic (As) % ≤

 

0.0003

Fluoride (F) % ≤

 

0.003

Ignition loss

1.0

/

density (g/cm3)

0.35-0.9

0.35-0.9

 

3.Properties:

White powder or granular;Easily soluble in water;It has got salient chelating 

capacity to Ca and Mg ions.and soften hard water to make suspension solution become 

into clear solution;it has got weak alkalinity but no corrosiveness.

It is a surfactant,and has got outstanding emulsification to lubricants and fat.

4.Application: 

1)Used in detergent, synergist for soap; water softener; tanning agent for leather making, 

auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, 

kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; 

2)As an oil contamination resistance agent in paper production. 

2)In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, 

foodstuffs from milk or soybeans. 

4)It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. 

5)It may also serves as a softener or densifier in foodstuff industry.

 

5.Pakage:25kg/pp bag 21MT/20'FCL

 

6.Storge:Store at a cool, dry and well ventileated place

ZHENGZHOU CLEAN CHEMICAL CO.LTD.

TEL:86-371-66611979

FAX:86-371-66611971

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Contact us
Company:
   Zhengzhou Clean Chemical Co.,LTD.
Contact:
   Angela Lee
Phone:
+86-371-66611979
Mobile phone:
18503869024
Fax:
+86-371-66611971
E-mail:
Contact Supplier
Website:
http://www.cleanchem.cn
Address:
No.59,Dongda Street,zhengzhou city,450000,china
Zip Code:
450000
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