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CHINACHEM QINGDAO CO.,LTD.

    
Sodium Tripolyphosphate

Sodium Tripolyphosphate


[STPP] [China]
Posted Date: March 31, 2008
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Description
SODIUM TRIPOLY PHOSPHATE (STPP)
Byname: Pent-sodium Phosphate
Molecular formula: Na5P3O10 Molecular Weight: 367.86
Properties: White powder; Melting point 622 C; Easily soluble in water; It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution; It has got weak alkalinity but no corrosiveness.
Uses: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. Guaranteed Technical Specifications :
Indexes Industrial Grade
Food Grade
Assay Na5P3O10 % ≥ 94.0 95.0
P2O5 % ≥ 57.0 57.5
Water Insoluble Matter %≤ 0.15 0.05
Iron(Fe) %≤ 0.01 0.005
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
Particle Size ---
Through 16 mesh sieve %≥ 95 95
Through 35 mesh sieve %≥ 90 90
Trough 100 mesh sieve %≥ 40 40
Whiteness %≥ 90 90
 
Other Information
Location:  China 
Minimum Order:  46 mt 
Price for Minimum Order:  usd1320/mt FOB shanghai 
  (This price is only for minimum order, for large quantities, please contact)
Sample Available:  NO 
Related Categories: Inorganic Salt
Related Products: sodium tripolyphosphate, sodium polyphosphate »
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