Xuzhou First Chemical Co., Ltd.

Sodium Tripolyphosphate, Stpp Sodium Tripolyphosphate, Sodium Tripolyphosphate (Stpp) 94% Min manufacturer / supplier in China, offering Sodium Tripolyphosphate, STPP Sodium Tripolyphosphate, Ammonium Sulphate (Nitrogen Fertilizer) CAS: 7783-20-2, DAP Fertilizer Diammonium Phosphate Compound Fertilizer Manufacturer and so on.

Supplier Homepage Product List Phosphate Sodium Tripolyphosphate, STPP Sodium Tripolyphosphate

Sodium Tripolyphosphate, STPP Sodium Tripolyphosphate

FOB Price: Get Latest Price
Min. Order: 20 Tons
Production Capacity: 5000mt/Month
Transport Package: 25kg PP Bag or as You Specified
Payment Terms: L/C, T/T

Basic Info.

Model NO.:Sodium Tripolyphosphate
Type:Sodium Tripolyphosphate
Grade Standard:Industrial Grade
White Powder:P2o5: 57%
Origin:Xuzhou, China

Product Description

Sodium Tripolyphosphate(STPP)
Molecular formula: Na5P3O10
Molecular Weight: 367.86
Standard executed: GB/T9983-2004(technical grade) QB1034-91(food grade)
CAS Number: 7758-29-4

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.
Indexes Industrial Grade Food Grade 
Assay Na5P3O10% ≥9494
P2O 5% ≥5757
Water Insoluble Matter % ≤0.150.05
Iron(Fe) % ≤0.0150.015
PH value (1% water solution)9.2-10.09.5-10.0
Heavy Metal (as Pb) % ≤ 0.001
Arsenic (As) % ≤ 0.0003
Fluoride (F) % ≤ 0.003
Whiteness % ≥9090
Ignition loss1/
density (g/cm 3 )0.35-0.950.35-0.95
Fineness(mesh)Common powder60-80
 Fine powder90-100  
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