From which ports can the product be exported?

Exports are available from Qingdao, Shanghai, and Ningbo.

What is the chemical formula of STPP?

The chemical formula is Na5P3O10.

Does the product have any specific certifications?

Yes, it holds ISO certification.

Sodium Tripolyphosphate STPP Food Grade

Name: Sodium Tripolyphosphate STPP Food Grade
Brand: Yantai Wenxu Industrial Co., Ltd.
SKU: 1980211775

Shandong, ChinaYantai Wenxu Industrial Co., Ltd.

US$850.00-960.00

10 Tons

Sample price:US$5.00/kg.Request sample

Product profile

Customization

Available

CAS No.

7758-29-4

Formula

Na5p3o10

Model NO.

STPP

EINECS

231-838-7

Certification

ISO

Purity

90%~99%

Type

Sodium Tripolyphosphate

Grade Standard

Industrial Grade,Food Grade

Appearance

White, Free Flowing Powder

Other Name

STPP

Usage 1

Synthetic Detergents and Cleaners Production

Usage 2

Water Processing - Boiler Feeding

Usage 3

Glassmaking, Oil, Ceramic Industries

Usage 4

Paint and Coating Industries

Transport Package

25kg Bag, 26mt in a 20'fcl

Trademark

WENXU

Origin

China

HS Code

28353100

Production Capacity

5000tons Per Year

Key features

High Purity Grade: Purity ranges from 90% to 99% for industrial and food applications.

Food Grade Certification: Approved for use in food production with E number E451.

Versatile Industrial Use: Used in detergents, water treatment, glassmaking, and oil industries.

Moisture Retention: Acts as an emulsifier to retain moisture in seafood and meats.

Meat Tenderizing: Tenders meat in canned ham and softens skin in canned horse beans.

Fast Lead Time: Peak and off-peak season lead times are within 15 workdays.

Multiple Payment Options: Accepts LC, T/T, Western Union, and small-amount payments.

Global Shipping Ports: Exports via Qingdao, Shanghai, and Ningbo ports.

Company profile

Yantai Wenxu Industrial Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2015-10-01Nearest Port: Qingdao, Shanghai, NingboAverage Response Time: ≤6.06hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CPT

AI-Powered supplier vetting

SummaryYantai Wenxu is identified as a China-based manufacturer/factory established in 2003, with chemical production, research and development, and sales integrated within the business. Its stated product portfolio includes aluminum sulfate, alum, polyaluminium chloride, calcium hydroxide, water-treatment chemicals, and related products. Evidence indicates substantial production capacity, including stated annual output of 150,000 tons overall, 30,000 tons for aluminum sulfate-series products, and 20,000 tons each for polyaluminium chloride and calcium hydroxide. The supplier reports multiple ISO-related certifications, GMP, and environmental-management credentials, as well as relevant production and hygiene-license approvals. It has exported since 2015 and reports that exports account for 51%–70% of sales. Innovation and sustainability activities are described, but evidence for after-sales service, customization, financial credibility, and specific customer cases is insufficient.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and is described as an integrated chemical enterprise covering production, research and development, and sales. Its stated founding year is 2003, supporting an established operating history.

CertificationsThe supplier reports ISO 9000, ISO 14001, ISO 9001, ISO 14000, GMP, and ISO 14064 certifications, plus ISO 9000:2008 quality-management certification, a national industrial product production license, and a Shandong drinking-water sanitation safety product hygiene approval. These are explicit indicators of quality, environmental, manufacturing, and product-compliance systems.

R&D capabilityThe supplier describes technology development, innovative solutions, research and development integration, green-chemistry efforts, and sustainability-oriented environmental and safety management. It also reports 11–20 years of total R&D-engineer experience, providing explicit support for innovation capability, although no quantified R&D investment or independently verified innovation results are provided.

Production capacityThe supplier offers a broad chemical product range and reports annual output of 150,000 tons overall, including 30,000 tons for aluminum sulfate-series products and 20,000 tons each for polyaluminium chloride and calcium hydroxide. It also reports 6–10 quality-control staff and factory facilities in Yantai, supporting substantial production and quality-control capacity.