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- Region :China/Zhejiang
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- Details for UV-326
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UV-326
Category : Catalyst and Auxiliary
CAS NO : 3896-11-5 EC NO : 223-445-4 MF : C17H18ClN3O MW : 315.7973 Packing : Net 25kg cartons with inner plastic bag. Product description : a) Appearance: slightly yellowish powder
b) Melting Point: 137~142°C
c) Content(HPLC): 99% Min.
d) Transmittance:460nm≥95% 500nm≥97%
e) Ash:0.1% Max. f) Loss on drying:0.5% Max.
UV-326 is a benzotriazole type UV absorber. It has a high absorption in the wavelength of 290~400nm. It is also efficient for the light stabilization of polyvinyl chloride, unsaturated polyurethane, polystyrene,polycarbonate,coatings and lacquers.Synonyms : UV-326;2-(5-Chloro-2H-benzotriazol-2-yl)-6-tert-butyl-p-cresol(OH=1);Ultraviolet absorbent UV-326;UV 326;Bumetrizole;2-(2'-Hydroxy-3'-t-butyl-5'-methylphenyl)-5-chlorobenzotriazole;UV Absorber 326; Molecular Structure : 
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