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Hebei Shijiazhuang Co., Ltd.
 
 
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Sodium Tripolyphosphate STPP 

  产品分类 : 化學->化學原料->STPP三聚磷酸鈉

     
Sodium Tripolyphosphate STPP
 
         

  产品规格
 
Model No:    04
  Country  CN
  Materials  STPP Sodium Tripolyphosphate
  Size  94%    
  Color  white
  Packing  25KG PP bag
  Minimum Order  22 MT
  Payment Term  T/T L/C
  Delivery time  2 or 3 weeks after received the advanced payment or L/C

 

  产品描述
   
  Chemical formula:Na5P3O10

Molecular weight:367.86

Properties: White powder, surface density: 0.35-0.9g/cm3, melting point:622 degree, free soluble in water, aqueous solution appears acid. It is a kind of inorganic surface active agent.

Application: 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 suspensions 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.

Indexes
Industrial Grade
Food Grade

Na5P3O10
94.0%Min
94.0%Min

P2 O 5
57.0%Min
57.0%Min

Water Insoluble Matter
0.15%Max
0.04%Max

Iron(Fe)
0.015%Max
0.006%Max

PH value (1% water solution)
9.2-10.0
9.5-10.0

Heavy Metal (as Pb)

0.001%Max

Arsenic (As)

0.0003%Max

Fluoride (F)

0.003%Max

Whiteness
92%Min
92%Min

Ignition loss
1.0
/

density (g/cm3)
0.35-0.9
0.35-0.9

Phase I
10-30
10-30

Packing:
In 25Kg or 50 Kg or 1000 Kg net WPP/PE bags.
slxsjh at yahoo dot com dot cn

   


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