Product Main

Specifications

Sodium Tripolyphosphate(STPP) 94%min

Molecular formula: Na5P3O10
Molecular Weight: 367.86
CAS Number: 7758-29-4
 
1.Specifications:
ITEMS
STANDARD
RESULT
Assay  Na5P3O10 %  
94.0 min
94.2
P2O5 %    
57.0 min
57.5
wATER INSOLUBLE MATTER%
0.10 max
0.05
PHASE I %   
10-30
22
PH VALUE
9.2-10.0
9.8
IRON(Fe)%   
0.05 max
0.04
WHITENESS% 
86 min
92

3.Usage: Used as one of the main auxiliaries for synthetic 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.; As an oil contamination resistance agent in paper production. In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry.
 
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jamie at cydchem dot com