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Sodium Tripolyphosphate (SCI-STPP-TG)
Sodium Tripolyphosphate (SCI-STPP-TG)

Sodium Tripolyphosphate (SCI-STPP-TG)

 

Model NO.: Sodium Tripolyphosphate (SCI-STPP-TG)

Standard Executed: GB9983-88 

Molecular Formula: Na5P3O10

MW: 367.86 

Description:
       Byname is Pent-sodium Phosphate.
       It is white powder.
       Melting point is 622°C.
       It is easily soluble in water.
       It has salient chelating capacity to ions of Ca, Mg etc.
       It can soften the hard water to make suspension become into the clear solution.
       It has weak alkalinity but no corrosiveness. It is a surfactant which has outstanding emulsification for lubricants and fat.
       It has different bulk density, i.e. low density 0.35-0.5g/cm3, medium density 0.51-0.65g/cm3 and high density 0.66-0.9g/cm3.
       This product has two kinds of crystalline forms, namely Type I (the type of high temperature) and Type II (the type of low temperature). The chemical characters   of the two types are the same, and the difference between them lies in the thermo stability

Usage:
       It is used as one of the main auxiliaries agent for synthetic detergent, synergist for soap.
       Softener for water in industry.
       Tanning agent for making leather.
       An effective dispersion agent for suspension treatment of painting, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.
       Resistance agent of the oil contamination in paper production. 

Packing: Plastic knit bag or kraft bag, net weight 25kg or 50 kg. Besides, we can pack the goods according to the requirement of the client. Store at ventilated dry places.

Technical Specifications:


Specifications

Tech Grade

For Export

For Domestic Market

Main content                   % ≥

94.0

90.0

P2O5                                % ≥

57.0

57.0

Water Insoluble Matter  %≤

0.15

0.15

Fe                                      % ≤

0.01

0.01

PH Value of 1% water solution

9.2-10.0

9.2-10.0

Through 16 Mesh           % ≥

95

95

Through 35 Mesh           % ≥

90

90

Through 100 Mesh         % ≥

40

40

Whiteness                        % ≥

90

85

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