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UV Absorber UV 328 Cas No.25973-55-1

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Guangzhou Chengshuai New Material Co Ltd
[China]

Address
No.10, Jiqingxiang, Shiyicun, Shilou Town, Panyu Dist., Guangzhou.China Guangzhou Guangdong
Phone
86-20-34708468
Contact name
David

Quick Information

  • Place of Origin: China
  • Model Number : UV 328
  • :

Description

Chemical name: 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole

CAS No.:25973-55-1

Molecular formula:C22H29N3O

Molecular weight:351.5

Appearance: Slightly yellow powder

Assay (HPLC), %: ≥ 99

Melting point,℃:80-88

Ash, %: ≤0.1

Loss on drying, %: ≤ 0.5

Transmittance 460nm≥96%

500nm≥97%

UV ABSORBER HOSORB-328 is a benzotriazole UV absorber with strong absorption of ultraviolet radiation in the 300-400nm region. It offers excellent light stability to organic substance, good compatibility and outstanding solubility in plastics. It is used in the light stabilization of a wide range of plastics, including polyolefins, polyurethanes, PVC, acrylics, styrenic polymers, unsaturated polyesters, and others. It is also useful in the light stabilization of adhesives and solvent-based coatings. info at hhochem. com


Price

  • Delivery Port : SHANGHAI

Packaging & Delivery

  • Delivery Lead Time : 1 week
  • Supply Ability : 30mt/month

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