Can it be used as a concrete retarder?

Yes, it extends the setting time by 2-8 hours to prevent rapid hardening.

What is the packaging specification?

The product is packed in 25kg bags.

Where is the product shipped from?

The nearest ports for export are Qingdao, Shanghai, and Ningbo.

Feed Additives

Name: Sodium Lignosulphonate (SLS / MN) for Water Reducer / Binder / Dispersing Agent / Feed Additives
Brand: Yantai Wenxu Industrial Co., Ltd.
SKU: 2265420205

Shandong, ChinaYantai Wenxu Industrial Co., Ltd.

US$150.00-600.00

5 Tons

Sample price:US$75.00/kg.Request sample

Product profile

Customization

Available

Appearance

Powder, Powder

Application

Concrete Admixture, Mortar Admixture, Concrete Admixture, Floor Hardener

Model NO.

Sodium lignosulphonate

Chemical Composition

Lignosulfonate

Setting Time

Normal Setting Time

Type

Ordinary Water-reducing Agent

Water Reduction Rate

10%-20%

Chemical Composition

Lignosulfonate

Setting Time

Rapid Setting Time

Type

High-Range Water-Reducing Agent

Water Reduction Rate

10%-20%

Keywords

Concrete Water Reducer

Usage1

Antifoaming Agents

Usage2

Refractory Water Reducer

Smell

Odorless

Transport Package

25kg Bags

Specification

99.9%

Trademark

WENXU

Origin

China

Key features

High Purity Grade: 99.9% purity with 58.50% lignosulphonate content for superior performance.

Eco-Friendly & Renewable: Derived from plant biomass lignin, biodegradable with low environmental impact.

Cost-Effective Solution: Produced from pulping byproducts offering competitive pricing vs synthetic polymers.

Multifunctional Properties: Combines dispersing, plasticizing, chelating, and binding capabilities.

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

Company profile

Yantai Wenxu Industrial Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2015-10-01Nearest Port: Qingdao, Shanghai, NingboAverage Response Time: ≤7.11hTerms 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.