Is the product ISO certified?

Yes, the product holds ISO certification.

High Purity Sodium Tripolyphosphate STPP Used for Ceramic Glaze Production

Name: High Purity Sodium Tripolyphosphate STPP Used for Ceramic Glaze Production
Brand: Yantai Wenxu Industrial Co., Ltd.
SKU: 1982269725

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

94-96%

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

Usage 5

Water Treatment

Transport Package

25kg Bag, 26mt in a 20'fcl

Specification

25kg / 50kg bags

Trademark

WENXU

Origin

China

HS Code

28353100

Production Capacity

5000tons Per Year

Key features

Dual Grade Standards: Available in Industrial Grade and Food Grade to meet diverse application needs.

Wide Industrial Applications: Essential for synthetic detergents, water processing, glassmaking, oil, ceramic, and paint industries.

Food Preservation & Processing: Functions as a preservative for seafood and meats, and as an emulsifier to retain moisture in food.

ISO Certified Quality: Manufactured and processed under strict ISO certification standards for reliability.

Fast Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.

Flexible Payment Terms: Accepts LC, T/T, Western Union, and small-amount payment options.

Multiple Export Ports: Convenient shipping via Qingdao, Shanghai, and Ningbo ports.

Global Market Reach: Exports to North America, South America, Europe, Asia, Africa, Oceania, and the Middle East.

Company profile

Yantai Wenxu Industrial Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2015-10-01Nearest Port: Qingdao, Shanghai, NingboAverage Response Time: ≤6.10hTerms 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.