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STPP Series Sodium Tripolyphosphate for Washing Powder
US$899.00-1,299.00
24 Tons
Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

CAS No.

7758-29-4

Formula

Na5P3O10

Model NO.

22011

EINECS

231-838-7

Certification

ISO

Purity

94.0 min

Type

Sodium Tripolyphosphate

Grade Standard

Industrial Grade

Application

Detergent industry

Molecular Weight

367.86

PH value

9.2~10.3

Shelf Life

24 months

Transport Package

PP Bag with PE Liner

Specification

25/1200kg

Trademark

RAWCHEM

Origin

China

HS Code

28353190

Production Capacity

100,000 t/a

Key features

High Purity Industrial Grade: Purity of Na5P3O10 is 94.0% min, meeting strict industrial standards.
Effective Water Softening: Reacts with Ca2+, Mg2+, Fe3+ ions to soften hard water and improve cleaning.
Multi-Industry Application: Used in detergent, food, paper making, oil drilling, ceramics, and water treatment.
Anti-Caking Performance: Absorbs moisture to form hexahydrate, keeping detergent powder dry and free-flowing.
Stable Supply Chain: Global sourcing with over 60% of China's STPP export volume for stable supply.
Long Shelf Life: Real shelf life exceeds 2 years if stored in sealed bags away from moisture and sun.
Customized Solutions: Offers customized cleaning products for commercial customers based on specific needs.
Professional Technical Support: Provides free consulting and designing for production lines and racking systems.

Company profile

LK (NANJING) CO., LTD.
High Repeat Buyers ChoiceQuality AssuranceDigital Management EnterpriseYears of Export Experience
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-06-04Nearest Port: shanghai ,ningbo ,qingdao ,tianjinAverage Response Time: ≤10.75hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

About Our Factory & Business Background

Address3310, 2north Zhongshan Road, Nanjing, Jiangsu, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsSodium Lauryl Ether Sulfate (SLES), Linear Alkyl Benzene Sulphonic Acid (LABSA), Sodium Polyacrylate, Ethylene Diamine Tetraacetic Acid (EDTA), Modified Sodium Disilicate (Msd), Active Poly Sodium Metasilicate (Apsm), Sodium Silicate Powder/ Lumps, Potassium Silicate Powder, Mono Penta-Erythritol, Detergent Beads (Laundry Pods)

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What is the purity of STPP?
A:
The purity of Na5P3O10 is 94.0% min, with P2O5 at 56.5% min and low impurities like iron and water insoluble content.
Q:What are the main applications of STPP?
A:
It is primarily used as a water softener and buffering agent in the detergent industry, and also serves as a quality modifier in food, paper making, oil drilling, and water treatment.
Q:How does STPP function in detergent?
A:
It softens hard water by reacting with metal ions, enhances emulsifying power, buffers pH to 9-9.5 for better dirt removal, and acts as an anti-caking agent.
Q:What is the difference between Phase I and Phase II STPP?
A:
They have the same chemical properties but different crystal structures. Phase I hydrates faster, releases more heat, and is more prone to caking during dissolution.
Q:What is the shelf life of the product?
A:
While COA lists 2 years, the real shelf life is much longer if stored in sealed bags away from direct sunlight, moisture, and incompatible chemicals.

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STPP Series Sodium Tripolyphosphate for Detergent Powder
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