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Siwin Plastic Additives UV-329 Absorber CAS 3147-75-9 Auxiliary Agent for UV Resistance
Negotiable
1 kg
Sample price:US$10.00/kg.Request sample

Product profile

Customization

Available

CAS No.

3147-75-9

Formula

C20H25N3O

Model NO.

Siwin-UA329

EINECS

C20H25N3O

Color

White

Appearance

Powder

Transport Package

25kg carton inner with plastic bag or as customer`

Specification

N/A

Trademark

Siwin

Origin

China

HS Code

2931900090

Production Capacity

100000

Key features

Broad UV Absorption Range: Effective in the 300-400nm region for superior UV protection.
High Temperature Stability: Excels in high-temperature processing engineering plastics.
Low Volatility: Features low volatility with max 0.3% volatiles content.
Versatile Application: Suitable for polyolefin, PET, PVC, PP, PS, PC, ABS, and epoxy resins.
Synergistic Compatibility: Can be used with phenolic antioxidants and hindered amine light stabilizers.
Transparent Product Suitability: Ideal for colorless and transparent lightweight products.
High Purity: Minimum purity of 98.5% with max 0.1% ash content.
Customizable Packaging: Available in 25kg cartons or customized per customer requirements.

Company profile

Nanjing Siwin New Material Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamExhibition Experience
Business Type: Manufacturer/FactoryAverage Response Time: ≤3.55h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with a broad scope covering specialized chemicals, synthetic materials, sealing products, rubber, coatings, mechanical equipment, and related materials. It holds ISO 9001 and GMP management-system certifications. Evidence indicates active R&D, new product development during the past year, ODM services, and broad customization capabilities. Quality controls include raw-material traceability, written inspection instructions, and random finished-product inspection, but only one quality assurance/control inspector is reported. Service procedures for supplier assessment, corrective and preventive action, and customer complaints are documented and followed. Inventory capability is available, while overseas warehousing and showrooms are not. The records do not establish financial credibility, manufacturing capacity, or specific customer cases.
CertificationsThe supplier reports ISO 9001 and GMP certification for its management systems. These are explicit certifications relevant to quality and regulated operating practices, supporting a positive assessment for this field.
After-Sales capabilityThe supplier has written procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. This directly supports an established after-sales issue-handling process.
R&D capabilityThe supplier reports new products within the past year, provides ODM services, and offers R&D capability as part of its supplier offering. However, it has no available SDK, so the evidence supports product-development capability but not SDK-based innovation support.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, and minor customization. These capabilities are reported both in its R&D information and its design-service records, providing direct evidence of broad customization support.

Product Q&A

Q:What is the purity level of the product?
A:
The product has a minimum purity of 98.5%.
Q:How should the product be stored?
A:
Store in a tightly sealed container in a dry, well-ventilated area.
Q:Is the packaging customizable?
A:
Yes, it is available in 25kg cartons lined with plastic bags or customized as per customer requirements.
Q:What is the appearance of the product?
A:
The product appears as an off-white powder.
Q:Can it be used with other stabilizers?
A:
Yes, it can be synergistically used with phenolic antioxidants, phosphite ester antioxidants, and hindered amine light stabilizers.

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