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Hong Kun Group UV 571 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
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Material Notes:
Chemical Name: 2-(2H-benzotriazol-2-yl-)-6-dodecyl-4-methylphenolCAS No. 23328-53-2All information provided by Hongkun Group
Physical Properties Metric English Comments
Loss On Ignition <= 1.0 %

@Temperature 214 °C,
Time 900 sec
 <= 1.0 %

@Temperature 417 °F,
Time 0.250 hour
 volatile loss weight
<= 2.0 %

@Temperature 231 °C,
Time 900 sec
 <= 2.0 %

@Temperature 448 °F,
Time 0.250 hour
 volatile loss weight
Viscosity Measurement <= 1.5
<= 1.5
Optical Properties Metric English Comments
Refractive Index 1.57
1.57
nD20
Descriptive Properties Value Comments
Appearance clear viscous yellow liquid
Purity (%) >= 85
Residue (%) <= 0.2
Specific Absorption (10mg/l, in chloroform) <= 0.3496
at 303nm
<= 0.3654
at 343nm
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