• sodium tripolyphosphate
  • sodium tripolyphosphate

Sodium Tripolyphosphate

  • Appearance: White powder or granule
  • Assay (as Na5P3O10 ) ,% : 94.0Min
  • P2O5,%: 56 – 59
  • Higher polyphosphates: 1.0Max
  • pH ( 1% solution ): 9.1-10.2
  • Arsenic ( As ),mg/kg: 1.0Max

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Detergent Surfactant Agent
Chlor-Alkali Chemicals
Agriculture & Feed and Food Additive
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Water Treatment Chemicals
Mining Chemical Auxiliaries
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■ Specifications
Molecular Formula: Na5P3O10
Molecular Weight : 367.86
CAS NO.: 7758-29-4
EINECS NO.: 237-004-9
H.S Code: 2835.3100
Standards:GB/T 9983-2004
White powder or granular; Easily soluble in water; It has got salient chelating capacity to Ca and Mg ions. and can soften hard water to make suspension solution become into clear solution; It has got weak alkalinity but no corrosiveness. It is a surfactant, and has got outstanding emulsification to lubricants and fat.
Sodium Tripolyphosphate is used in the food industry as an emulsifying agent and seques trant.for example,including processed meatprocessed seafood,processed cheeses,noodles product. 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.
4.Packing details:
Totally packed in 25kg paper bags net each with white or yellow color, or made to customer’s request.
20-22mt STPP can be loaded in one container with pallets shrunk or without pallets. 
■ Full Data
Item SPECIFICATION Typical Analysis
Appearance White powder or granule White powder or granule
Assay (as Na5P3O10 ) ,% 94.0Min 96.5
P2O5,% 56 – 59 58.2
Higher polyphosphates 1.0Max Pass
pH ( 1% solution ) 9.1-10.2 9.85
Arsenic ( As ),mg/kg 1.0Max 0.15
Fluoride ( F ),mg/kg 10.0Max 4.0
Cadmium (Cd) ,mg/kg 1.0Max 0.02
Mercury (Hg),mg/kg 1.0Max 0.02
Lead ( Pb ),mg/kg 1.0Max 0.2
Insoluble Substance, % 0.1Max 0.01
Loss On Drying (105°C, 4hrs ), % 0.7Max 0.48
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