Detergent PowEPTMaterial STPP 94% 96% EPT Tripolyphosphate Tech Grade
STPP is white powder, obvious density:.35-.90g/ml, melting position: 622 degC, easily dissolving
in drinking water water resolution is alkaline(PH price of one% solution is 9.seven) can hydrolyze into phosphate
in h2o, has good capacity in compleXiHu (West Lake) Dis.ng metal ions, can be employed to soften drinking water has some
surfactant qualities.
Specification of EPT Tripolyphosphate (STPP)
| Product | INDEX | INDEX |
| Tech Grade | Meals Grade | |
| Na5P3O10 (%): | 94Min | 94Min |
| P2O5 (%): | 57Min | 57Min |
| Insolubles in h2o (%): | .15Max | .05Max |
| Fe (%): | .007Max | N |
| Ph (1% solution): | 9.two-ten | nine.5-ten |
| Heavy Steel (As Pb) (%): | N | .01Max |
| Fluoride(F) (%): | N | .003Max |
| Whiteness(%): | 90Min | 90Min |
| Density (g/cm3) | .35-.nine | .35-.9 |
| Isort content (%) | 10-30 | 10-30 |
Applicaation of EPT Tripolyphosphate (STPP)ninety four%
one)In detergents
The bulk of STPP is eaten as a element of business detergents.
It serves as a quotbuilder, quot EPT jargon for a h2o softener. In tough water
(water that includes substantial concentrations of Mg2+ and Ca2+), detergents are
deactivated. Becoming a very chargedchelating agent, TPP5- binds to dications
tightly and helps prevent them from interfering with the sulfonate detergent.
2)Food applications
STPP is a preservative for seafood, meats, poultry, and animal feeds.It is widespread
in meals generation as E variety E451. In foods, STPP is employed as an emulsifier and
to retain humidity. Several governments control the portions permitted in food items,
as it can considerably increase the sale weigEPT of seafood in certain. The EPTStates Meals and Drug Administration lists STPP as quotEPTly identified as secure. quot.
three)Other utilizes
Other employs (hundreds of hundreds of tons/12 months) incEPT quotceramics, leather
tHangZhou(as masking agent and artificial tHangZhou agent – SYNTAN), anticaking,
environment retarders, flame retardants, paper, anticorrosion pigments, textiles,
rubber manufacture, fermentation, antifreeze.
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