Triphosphoric acid, pentasodium salt
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Sodium?tripolyphosphate-STPP
Molecular?formula:?Na5P3O10
Molecular?Weight:?367.86
CAS:?7758-29-4
Properties:?White?power,?Melting?point?622°C,?Easily?soluble?in?water.?It?has?got?salient?chelating?capacity?to?ions?of?Ca?and?Mg?etc.?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.?It?has?different?bulk?density.?
Specifications:?
?ITEM | ?SPECIFICATION |
?Assay?Na5P3O10%≥? | ?94.0 |
?P2O5%≥? | ?56.5 |
?Water?Insoluble?matter?≤? | ?0.15 |
?Iron?(fe)?≤ | ?0.01 |
??PH?value | ?9.2-10.0 |
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Application: Chemical additives for making synthetic detergent, used in textile industries, paper making, food and petroleum, water softening, sequestering, peptizing or deflocculating agent, food additive and texturizer .
CAS NO:7758-29-4
EC NO:231-838-7
Molecular Formula:Na5P3O10
Molecular Weight:367.86413
Synonyms:;pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
Molecular Structure:
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