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Sodium Tripolyphosphate(STPP) CAS No.7758-29-4

Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
Sodium Tripolyphosphate(STPP) CAS No.7758-29-4
- Description -

Sodium Tripolyphosphate(STPP) Quick Details


CAS No.7758-29-4
Molecular Formula/MFNa5P3O10
EINECS No.231-838-7
HS Code2835311000;2835319000
ClassificationInorganic chemical
Grade StandardIndustrial Grade & Food grade
Purity99% & 95%
AppearanceWhite particle or powder
PackagePaper bag or PP-PE bag, Net weight 25kg, 50kg 1000kg per bag, or based on the customers' requirements.
MOQ5MT
Place of OriginCHINA
Loading PortCHINA MAIN PORT


Sodium Tripolyphosphate(STPP) Usage


Used as additive in detergent synthesis, ceramics production, soap synergist. Has strong emulsifying property to lubricant and fat, to adjust the PH value of buffer liquid soap, water softener for industrial water, pretanning agent for leather production, in dyeing additive, paint, kaolin, magnesium oxide, calcium carbonate and other industries as dispersant for the preparation of suspension, as dispersant in drilling fluid, as anti-oil agent in paper-making industry. 

It is used in food industry as a quality improver for canned ham, fruit juice drinks, dairy products, soy milk, etc. It is mainly used for tenderizing canned ham, softening bean skin in canned broad bean, and can also be used as softener and thickener.


Sodium Tripolyphosphate(STPP) Specification


Sodium Tripolyphosphate(STPP) Industrial Grade

ItemSpecification
AppearanceWhite crystalline powder
Assay [Na2S2O8]≥99.0%
Fe≤0.001%
Mn≤0.0001%
Chloride (as CL)≤0.005%
Ammonium salt (by NH4)≤0.20%
Moisture≤0.10%
Heavy metal (as Pb)≤0.001%
Active oxygen≥6.65%
PH value (50g/l solution)3.5~5.5


Sodium Tripolyphosphate(STPP) Food grade

AnalysisTest MethodStandard request
STPP content      %FCCVMin.95
P2O5 content       %FCCVMin.57
Water insoluble     %FCCVMax.0.1
PH ( 1%)FCCV9.5-10.0
Whiteness   %FCCVMin.85
Fluoride (as F)     ppmFCCVMax.10
Arsenic (as As)    ppmFCCVMax.1
Heavy Metal(as Pb) ppmFCCVMax.10
Lead (pb) ppmFCCV4
Density  g/cm3FCCV0.7-0.8


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DALIAN CHEM --Dalian Chem Imp. and Exp. Group Co., Ltd.is focus on the supply of chemical raw materials, chemical products , and other related products since 1985.

At present, we provide more than 200 kinds of chemical raw materials and ingredients.Sodium Tripolyphosphate(STPP) is one of our main products.

Before Sodium Tripolyphosphate(STPP) order ,we can send the sample for your testing ,We ensure the quality is the same as bulk quantity.

There are many Sodium Tripolyphosphate(STPP) suppliers, mainly located in Asia. The Sodium Tripolyphosphate(STPP) we supply is cheap and the quality is guaranteed. Sodium Tripolyphosphate(STPP) products are popular all over the world.

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