Ndustrial Grade STPP Sodium Tripolyphosphate Factory Supply White Powder CAS 7758-29-4

• CAS No.: 7758-29-4
• Formula: Na5p3o10
• EINECS: 231-838-7
• Model NO.: Z201
• Packaging Material: Plastic
• Storage Method: Normal
• Shelf Life: >12 Months
• Resource: Chemosynthesis
• Property: Non-ionic Emulsifiers
• Storage Type: Stored in a Cool Dry Place
• Instruction for Use: Healthcare Supplement
• Certification: ISO22000/HACCP/Kosher
• Standard: USP/Bp/Ep/FCC
• Transport Package: Paper Bag
• Specification: 20kg/bag
• Trademark: Klyomo
• Origin: China
• HS Code: 283531900

Product Description

Product Description

STPP

STPP Factory Supply Purity 94%min Sodium Tripolyphosphate, Lowest price Food Additives Sodium Tripolyphosphate CAS 7758-29-4 STPP
CAS 7758-29-4 white crystal powder sodium tripolyphosphate, commonly abbreviated as STPP, is an inorganic compound that plays a vital role in various industries and applications. It belongs to the family of polyphosphates and is composed of sodium cations (Na+) and tripolyphosphate anions .This versatile substance is widely used fordyeing acid, detergents, waste water treatment softner, food preservation, and various industrial processes. We supply both industrial grade stpp and food grade sodium tripolyphosphate. And we supply lowest price sodium tripolyphosphate directly from factory. 

Specification

ITEM	STANDARD
ASSAY (%) (Na5P3O10)	95 MIN
APPEARANCE	WHITE GRANULAR
P2O5 (%)	57.0 MIN
FLUORIDE (PPM)	10MAX
CADMIUM (PPM)	1 MAX
LEAD (PPM)	4 MAX
MERCURY (PPM)	1 MAX
ARSENIC (PPM)	3 MAX
HEAVY MENTAL (AS PB) (PPM)	10 MAX
CHLORIDES (AS CL) (%)	0.025 MAX
SULPHATES (SO42-) (%)	0.4 MAX
SUBSTANCES NOT DISSOLVED IN WATER (%)	0.05 MAX
PH VALUE (%)	9.5 - 10.0
LOSS ON DRYING	0.7% MAX
HEXAHYDRATE	23.5% MAX
WATER-INSOLUBLE SUBSTANCES	0.1% MAX
HIGHER POLYPHOSPHATES	1% MAX