STPP

Post Date:
Jan 14,2015
Expiry Date:
Jul 13,2015
Detailed Description:
Cas No. :7758-29-4 Specs:94%Min; P2O5:57%Min;Phase I: 15-40% Heavy and Ligh
Items
Index

Tech. Grade
Food Grade

Na5P3O10 (%):
94%Min
95%Min

P2O5 (%):
57%Max
57%Max

Insolubles in water (%):
0.15%Max
0.05%Max

Fe (%):
0.01%Max
0.01%Max

Ph (1% solution):
9.2-10
9.5-10

Heavy Metal (As Pb) (%):

0.001%Max

Arsenic (As) (%):

0.0003%Max

Fluoride(F) (%):

0.003%Max

Whiteness(%):
90%Min
90%Min
CAS Registry Number:
7758-29-4
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 Formula:
Na₅P₃O₁₀
Molecular Weight:
367.86413
Molecular Structure:
Hazard Symbols:
Xi:Irritant;
Risk Codes:
R36/37/38:;
Safety Description:
S24/25:;

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