Do you provide technical support for PVC production?

Yes, our professional team offers formula support, raw material selection, and production optimization advice.

What is the packaging size?

The product is packaged in 25kg bags.

What is the melting point of the product?

The melting point ranges from 62 to 64 degrees Celsius.

Ultraviolet Absorbent UV-531 for PVC Plastics

Name: Ultraviolet Absorbent UV-531 for PVC Plastics
Brand: Shengzhou Worthside Chemical Co., Ltd.
SKU: 2183334972

Zhejiang, ChinaShengzhou Worthside Chemical Co., Ltd.

US$14.00

1,000-19,999 kg

US$12.00

20,000+ kg

Product profile

Customization

Available

CAS No.

1843-05-6

Formula

C21h26o3

Model NO.

UV-531

EINECS

217-421-2

Environmental Protection

Yes

Color

Yellow

Kind

UV Absorber

Appearance

Powder

Use

PVC Plastics

Package

25kg/Bag

Payment

Tt or LC

Delivery

7--10 Days

Transport Package

25kg

Specification

99.9

Trademark

WSD

Origin

China

Production Capacity

500 Mt a Month

Key features

High Purity Grade: Purity ranges from 97% to 103% with heavy metals limited to 5.0ppm max.

Broad Application Scope: Suitable for PE, PVC, PP, PS, PC, organic glass, and polypropylene fibre.

Safe and Stable: Non-toxic, nonflammable, non-corrosive with excellent storage stability.

Fast Delivery: Standard delivery time is 7-10 days with flexible shipping arrangements.

Professional Technical Support: Expert team provides formula support and production optimization advice.

Flexible Payment Options: Accepts TT, LC, DP, PayPal, and Western Union via multiple bank accounts.

One-Stop Solution: Complete PVC additives and chemicals provided with production formula support.

Standard Packaging: Available in 25kg bags with inner plastic bag protection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Shengzhou Worthside Chemical Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from SamplesExport Year: 2018-06-01Nearest Port: Shanghai, Ningbo, QingdaoAverage Response Time: ≤1.48h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Shengzhou, Shaoxing, with a business scope covering chemical raw materials, plastic auxiliaries, plastic raw materials, chemical equipment, technical consulting, and import/export activities. It reports 15 years of exporting experience and approximately 90% export sales, but no overseas warehouses, showrooms, agents, branches, or in-stock service capacity. Service and complaint-handling procedures exist but lack written records, while supplier approval documentation lacks signatures or dates. Innovation evidence is mixed: the supplier provides ODM and OEM services and has one R&D engineer, but reported no new products in the past year and has no available SDK. Customization from samples is available. Production capability is not demonstrated because the company is classified as a trading company and no manufacturing capacity is provided. Customer cases are not sufficiently documented; OEM service for well-known brands is stated, but no specific customers...

Supplier typeThe supplier is explicitly classified as a trading company, with its business scope focused on sales of chemical and plastic-related products, technical consulting, and import/export activities. This indicates a commercial intermediary or distributor profile rather than a clearly documented manufacturer.

After-Sales capabilityThe supplier has procedures for service capability, corrective and preventive actions, and customer complaints, but no written records. It also reports no in-stock service capacity, overseas warehouse, showroom, agent, branch, or overseas service coverage, while stated peak- and off-season lead times are both one month. The documented after-sales infrastructure is therefore limited.

Production capacityThe company is explicitly identified as a trading company, and its stated scope centers on product sales, consulting, and import/export rather than manufacturing. No factory, production line, manufacturing capacity, or production equipment is provided; the quality-control equipment quantity is stated as zero. Production capability is not demonstrated.

Customization capabilityThe supplier states that it provides customization from samples and offers ODM services. These are explicit indications of product customization and design-manufacturing support, although no scope, technical process, or completed customization examples are provided.