Go Yen Chemical GOYENCHEM UV-328 Benzotriazole UV Absorber

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Go Yen Chemical GOYENCHEM UV-328 Benzotriazole UV Absorber
Categories:	Other Engineering Material; Additive/Filler for Polymer
Material Notes:	CAS No. 25973-55-1 Benzotriazole UV Absorber; 300-400nm Wavelength; Excellent Solubility; Anti-yellowing; Prevent from Brittle and Chapping Advantages: Benzotriazole UV Absorber 300-400nm Wavelength It can be used in high polymer Excellent Solubility Anti-yellowing Prevent from Brittle and Chapping Information provided by Go Yen Chemical
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Physical Properties	Original Value	Comments

Density	1.17 g/cc
Ash	<= 0.10 %

Thermal Properties	Original Value	Comments
Melting Point	80.0 - 88.0 °C

Descriptive Properties
Appearance	Pale light yellowish powder
Assay	by GLC
Color	>97%	Color of solution (10g/100ml Toluene) 460nm
	>98%	Color of solution (10g/100ml Toluene) 500nm
	>99%	Color of solution (10g/100ml Toluene) 590nm
Loss on drying	<0.3%
Solubility	16 g in 100 ml solvent	n-Hexane
	16 g in 100 ml solvent	Ethylacetater
	16 g in 100 ml solvent	Methanol
	44 g in 100 ml solvent	Chloroform
	6 g in 100 ml solvent	Acetone

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PGOYEN521 / 266829

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