Sodium Tripolyphosphate 94% (STPP)

Synonyms:

PENTA-SODIUM TRIPHOSPHATE; PENTASODIUM TRIPOLYPHOSPHATE; SODIUM TRIPHOSPHATE PENTABASIC; SODIUM TRIPOLYPHOSPHATE PENTABASIC; STP; STPP; armofos; empiphosstp-d; freez-gardfp19; natriumtripolyphosphat; poly; polygon; rhodiaphosh5; rhodiaphoslv; s400; s400(phosphate); sodiumphosphate(na5p3o10); sodiumtriphosphate(na5p3o10); sodiumtripolyphosphate(na5p3o10)

Product:

Sodium Tripolyphosphate(STPP)

Molecular formula

Na5P3O10

Molecular weight

367.86

Chemical properties

White powder or granular; Easily soluble in water; It has got salient chelating capacity to Ca and Mg ions. 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.

Application:

Industrial grade: Used as Cleaning products additives, can also be used for petroleum , metallurgy , mining, paper-making and water treatment etc.

In foodstuff industy , mainly used as quality improving agent for meat foodstuffs , canned meat foodstuffs , milk product, bean-milk ; in personal tending and protection , used as additive of cleaning and washing products .

Package:

25KG double inner plastic and outer knitting bag

Specification:

Industrial grade: conformity to GB9983-2004

Food grade: conformity to qb1034-91

Indexes

Food Grade

Assay Na5P3O10 % ≥

94.0

P2O5 % ≥

57.0

Water Insoluble Matter %≤

0.05

Iron(Fe) %≤

0.01

PH value (1% water solution)

9.5-10.0

Heavy Metal (as Pb) %≤

0.001

Arsenic (As) %≤

0.0003

Particle Size Through 16 mesh sieve %≥ Through 35 mesh sieve %≥ Trough 100 mesh sieve %≥

95 90 40

Whiteness %≥

90

Risk Statements:

R36/37/38

Safety Statements:

S24/25

Storage

Keep away from water or moisture, do not pile up in the open air.