Sodium Tripolyphosphate (STPP)

1. Quick Details

Brand Name: REAPCHEM

Pro Name:Sodium Tripolyphosphate

Other Name:STPP

Place of Origin:Shandong, China

Molecular Formula:Na₅P₃O10₃

Molecular weight:367.86

CAS No:7758-29-4

Appearance:White crystal or powder

Solubility:100%

Grade:TECH Grade / FOOD Grade

2. Packaging & Delivery

Packaging detail:PP woven bag with PE inner bag in 25kg/50kg/1000kg or according to customer\'s demand.

Loaded:25mt/20\'FCL with pallets, 25mt/20\'FCL without pallets

Delivery detail:Within 7-10 days

Transportation:BY SEA

Port:QINGDAO or TIANJIN

3. Specifications

	Specification
TECH GRADE	FOOD GRADE
Appearance	White Powder	White Powder
Assay	94.0% min	95.0% min
Phosphorus pentoxide (as P₂O₅)	57.0% min	57.0% min
Water Insoluble	0.1% max	0.1% max
Whiteness	90% min	-
Arsenic (As)	-	0.0003% max
Fluorides (F)	-	0.005% max
Pb	-	0.0004% max
Heavy Metals (as Lead)	-	0.001% max
Fe	0.015% max	0.015% max
pH 1% water solution	9.2-10.0	9.5-10.2

4. Application

STPP is used in the quality improver of canned food industry, dairy products, juice drinks and soy milk and other; ham, luncheon meat and other meat products insurance agent and tender agent; in aquatic products processing, not only can play water and tenderized and from the expansion and the role of bleaching; in broad beans canned beans can soften the skin; also can be used is soft water, chelating agent, PH regulators and thickeners and the beer industry. Sodium tripolyphosphate added in food processing in general 3-5‰, the maximum amount of fish processing is 3%.