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Shanghai Deborn Co., Ltd.

Ultraviolet Absorbent UV-326, UV-326, Tinuvin 326 manufacturer / supplier in China, offering PVC Effective UV Absorber UV-326, Glycidyl Methacrylate, Methyl Paraben Used as Preservatives and so on.

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PVC Effective UV Absorber UV-326

FOB Price: Get Latest Price
Min. Order: 25 kgs
Port: Shanghai, China
Production Capacity: 100mt/Month
Payment Terms: L/C, T/T, D/P
Basic Info
  • Model NO.: UV-326
  • Kind: UV Absorber
  • Trademark: DEBORN
  • Specification: 99%
  • HS Code: 381220
  • Color: Yellow
  • Appearance: Powder
  • Transport Package: 25kg/Carton
  • Origin: China
Product Description
Chemical name: 2-(2'-hydroxide-3'- tertiary butyl5'-methylphenyl)-5 -chloro-2H-benzotriazole 

Molecular formula: C17H18N3OCL

Molecular weight: 315.5

CAS NO.: 3896-11-5

Chemical structural formula:
PVC Effective UV Absorber UV-326

Sale code: PS-6

Appearance: light yellow small crystal
Content: ≥ 99%
Melting point: 138°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance:
Wave length nm Light transmittance %
              460                          ≥ 96
              500                           ≥ 97

Toxicity: low toxicity,rattus norvegicus oral LD50 >5g/Kg weight.

Use:This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-380nm.

General dosage:.
1. Unsaturated Polyester : 0.2-0.5wt% based on polymer weight
Rigid PVC : 0.2-0.5wt% based on polymer weight
Plasticized PVC : 0.1-0.3wt% based on polymer weight
3.Polyurethane : 0.2-1.0wt% based on polymer weight
4.Polyamide : 0.2-0.5wt% based on polymer weight

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