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Hong Kun Group UV 326 UV Absorber

Category	Other Engineering Material , Additive/Filler for Polymer
Manufacturer	Hong Kun Group
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Hong Kun Group UV 326 UV Absorber.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

UV-326 is a important ultraviolet absorber of bonzotriazoleseries, which is stable, nontoxic, higher absorbency for ultraviolet ray. Widely used for photosensitive materials and poly merized material, coating and so on. Chemical Name: 2'-(2'-Hydroxy-3'-tert-buty-5'-methyl-phenyl)-5-chlorobenzotriazoleCAS No. 3896-11-5All information provided by Hongkun Group

Physical Properties	Metric	English
Volatiles	<= 0.050 %	<= 0.050 %
Molecular Weight	315.8 g/mol	315.8 g/mol
Ash	<= 0.50 %	<= 0.50 %

Thermal Properties	Metric	English	Comments
Melting Point	138 Â°C	280 Â°F

Optical Properties	Metric	English	Comments
Transmission, Visible	>= 97 % @Wavelength 460 nm	>= 97 % @Wavelength 460 nm
	>= 98 % @Wavelength 500 nm	>= 98 % @Wavelength 500 nm

Descriptive Properties	Value	Comments
Appearance	light yellow powder
Purity (%)	99

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