Inorganic Chemicals STPP Series Pent-Sodium Phosphate for Washing Powder

• CAS No.: 7758-29-4
• Formula: Na5p3o10
• EINECS: 231-838-7
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: 90%~99%
• Type: Sodium Tripolyphosphate
• Model NO.: STPP 94%
• Grade Standard: Food Grade
• Name: STPP
• Other Name: Sodium Tripolyphosphate
• Appearance: Powder
• Content: 99%
• Color: White
• Usage: Food Stabilizers and Coagulators
• Transport Package: Bag
• Specification: 25kg/Bag
• Origin: China
• HS Code: 283531100
• Production Capacity: 50000tons

Product Description

Product Description

Sodium Tripolyphosphate has two crystalline forms, namely phase I (high temperature phase) and phase II (low temperature phase). The chemical properties of the two phases are the same, and the difference between them lies in the thermostability, hygroscopicity, solubility and hydration heat when dissolving.

 

 

 

Detailed Photos

 

 

Product Parameters

 

Testing Item	Citric Acid Anhydrous	Citric Acid Monohydrate
STPP content /%	≥85	96.8
P2O5 content /%	56.0~58.0	57.8
Water insoluble /%	≤0.1	0.01
PH ( 1%)	9.5-10	9.8
Whiteness /%	≥85	94
Fluoride ( F) /%	≤0.005	0.0006
Heavy Metal(Pb)/%	≤0.0010	≤0.0003
Stacking density(g/cm3)	0.35-0.9	0.75

 

Packaging & Shipping

 

Company Profile

We are a set of R & D, production, marketing, sales capabilities in one of the chemical high-tech group company. It mainly produces inorganic chemicals, organic chemicals, food and feed additives. Our products are widely used in the detergent, water treatment, rubber, plastics, leather, tanning, textile, paint, oil drilling, food, feed and pharmaceutical industries. The company adopts ISO9001 quality management system, and all products are produced according to strict procedures. Our aim is to provide our customers with high quality products, the most competitive prices, the shortest delivery time and unparalleled service. We adhere to the "quality first, service first, reputation first" business purpose, wholeheartedly with our customers to create brilliant, share success.

 

FAQ

Q: Are you a manufacturer or a trading company?

A: We are a manufacturer located in Hebei Province.

Can I get some samples before I place an order?

A: Yes, we can provide free samples, but you will pay the freight.

Q: How long will it take to get a sample?

A: 7-10 days for general products, 30-40 days for customized products. Depends on production arrangements.

Q: What documents do you provide?

A: Usually we provide commercial invoice, packing list, bill of lading, COA, health certificate. If your market has any special requirements, please let us know.