sodium tripolyphosphate stpp 28 Food grade

Sodium Tripolyphosphate

• Chemical Name: Sodium Tripolyphosphate;
• Formula:  Na₅P₃O₁₀, Na₅P₃O₁₀·6H₂O CAS No. 7758-29-4
• Molecular Weight: 367.86,475.96
• Specificity : White ,slight hygroscopic granules or powder. Melting point at 622°C, It is freely soluble in water,but insoluble in alcohol.PH of 1% is about 9.5.
• Quality standard:

• USES: Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent, dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative agent for paper mal industry and pharmaceutical industry, also widely used in gum synthesis,foodstuff industry,and poultry process.
• Packing: It is packed with polyethylene bag as liner, and Composite paper bag as the out layer The net weight of each bag is 25kg.
• 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.