SODIUM TRIPOLYPHOSPHATE

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SODIUM TRIPOLYPHOSPHATE

Fast soluble in brine cold water STPP

Category:

Description

I. Chemical Name: Anhydrous Sodium tripolyphosphate

II. Molecular formula: Na5P3O10

III. Molecular Weight: 367.86

IV. Fast soluble in cold brine water

VI. Properties: White crystal powder,easily soluble in water,melting point is 622℃,easily soluble in water, bulk density at 0.7-0.9g/ml, Its water solution is alkaline.

NAME OF INDEXINDEX
Identification A+BConfirmed
Assay (dried basis),%≥85.0
Assay(P2O5),%56.0-59.0
PH (1%)9.1-10.2
Arsenic,PPM≤1
Lead,PPM≤1
Cadmium,PPM≤1
Mercury,PPM≤1
Flouride,PPM≤10
Loss on dry,%≤0.7
Heavy Metals,PPM≤10
Insoluble substances,%≤0.1
Bulk density,g/ml0.7-0.9
Through 100 Mesh,%60-80
Whiteness,≥90

Application:Mainly used as detergent in washing, blench in paper making, and electroplating, etc. For food grade it is mainly used as food additive, buffering agent, emulsification agent, and nourishment, and modifying agent, etc.

Packing:25kgs net paper bags or 25kgs net plastic woven bags

Storage and transport: It should be stored in a ventilative and dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so as to avoid damage to plastic bags. Furthermore, it should be stored separately from poisonous substances.

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