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2-Hydroxy-4-n-Octoxybenzophenone;Benzophenone-12(BP-12) CAS: 1843-05-6 UV absorber
UV- 531 is an ultraviolet light absorber (UVA) of the benzophenone class, imparting good light stability for plastics and other organic polymers. Due to its highly effective broad UV absorption properties and excellent polymer compatibility, UV- 531 offers maximum polymer protection and low color contribution, retards yellowing and loss of physical properties.
CAS No.:1843-05-6
EINECS No.:217-421-2
Appearance:Pale greenish yellow crystalline powder
Assay:≥99.0%
Melting point:47.0-49.0℃
Transmittance :450nm:≥90%,500nm:≥95%
Storage condition:Preserve under tight and light-resistant condition
Package:25kg fibre drum、20kg carton or 25kg carton
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