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1.New arrival STPP94%/Sodium Tripolyphosphate 2.ISO SGS Certificate 3.Prompt delivery&good service 4.Hope we will be win-win
New arrival STPP 94%min
Basic details
CAS No.: 7758-29-4
Molecular Formula: Na5P3O10
Molecular weight: 367.86
H.S.Code:2835 3100
Properties White microdot powder with luster, melting point at 622 o C, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca 2+, Mg 2+, can soften hard water, change suspension into solution, slightly alkaline, without causticity.
Specifications
Indexes | Industrial Grade | Food Grade |
Assay Na5P3O10 % ≥ | 94.0 | 94.0 |
P2O5 % ≥ | 57.0 | 57.0 |
Water Insoluble Matter %≤ | 0.15 | 0.05 |
Iron(Fe) %≤ | 0.01 | 0.01 |
PH value (1% water solution) | 9.2-10.0 | 9.5-10.0 |
Heavy Metal (as Pb) %≤ | 0.001 | |
Arsenic (As) %≤ | 0.0003 | |
Fluoride (F) %≤ | 0.003 | |
Particle SizeThrough 16 mesh sieve %≥Through 35 mesh sieve %≥Trough 100 mesh sieve %≥ | 959040 | 959040 |
Whiteness %≥ | 90 | 90 |
Usage
1) Used as one of the main auxiliaries for synthetic detergent, synergist for soap;
2) Water softener, tanning agent for leather making, auxiliary for dyeing;
3 ) As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.;
4) .As an oil contamination resistance agent in paper production.
5) 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
Packing Plastic-woven sack with polythene inner bag; Net weight 25kg, 50kg or 1000kg; Keep away from water or moisture, do not pile up in the open air. 20MT/20'FCL
New arrival STPP 94%min/Sodium Tripolyphosphate