UV absorber UV-328
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Post Date:
Dec 26,2017
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Expiry Date:
Jun 24,2018
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Detailed Description:
Cas No. :25973-55-1
Product name: 2-(2H-benzotriazol-2-yl)-4,6-di-tert-pentylphenol
Alias: 2-(2-Hydroxy-3,5-dipenryl-phenyl) benzotriazole; 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-phenol; 2-(2H-hydroxy-3-5-Di-tert-Amyllphenyl)benzotriazole; UV-328; Tinuvin 328; Primesorb328; Ultraviolet absorbent UV-328; 2-(2'-Hydroxy-3',5'-di-tert-Pentyl Phenyl)-Benzotriazole; BHSORB-328; 2-(2'-Hydroxy-3',5-dipenryl-phenyl) benzotriazole; UV absorber-328; UV absorber UV-328; 2-(2H-benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol; Ultraviolet absorberUV-328
CAS No.: 25973-55-1
EC No.: 247-384-8
Molecular weight: 351.4852
Structural Formula:
Assay: ≥99%
Appearance: white-Light yellow powder
Assay: ≥99%
Melting point: 80-83°C
Loss on dry: ≤0.5%
Ash: ≤0.1%
Uses: As a UV absorbent, this product is mainly suitable for polyolefin, polystyrene, polyvinyl chloride (PVC), polyurethane, polyester, etc. Maximum absorption wavelength 345 nm. The general dosage is about 1%.
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CAS Registry Number:
25973-55-1
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Synonyms:
;2-(2-Hydroxy-3,5-dipenryl-phenyl) benzotriazole;2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-phenol;2-(2H-hydroxy-3-5-Di-tert-Amyllphenyl)benzotriazole;UV-328;Tinuvin 328;Primesorb328;Ultraviolet absorbent UV-328;2-(2'-Hydroxy-3',5'-di-tert-Pentyl Phenyl)-Benzotriazole;BHSORB-328;2-(2'-Hydroxy-3',5-dipenryl-phenyl) benzotriazole;UV absorber-328;UV absorber UV-328;2-(2H-benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol;Ultraviolet absorberUV-328;2-(2H-Benzotriazol-2-yl)-4,6-di-tert-amylphenol;Ultraviolet absorber UV-328;UV 328;2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol;
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Molecular Formula:
C22H29N3O
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Molecular Weight:
351.4852
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Molecular Structure:
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Hazard Symbols:
Xi:Irritant;
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Risk Codes:
R36/37/38:;
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Safety Description:
S26:;
S36:;
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