UV absorber

PRODUCT NAME：BP-1 (UV-0)

Chemical name : 2,4-Dihydroxy benzophenone
Molecular Formula : C₁₃H₁₀O₂
Molecular Weight : 214
CAS NO : 131-56-6
Chemical structure :

 

Specification :

Appearance : Light yellow crystal or white power

Assay : ≥ 99%

Melting point : 142-146 °C

Loss on drying : ≤ 0.5%

Ash : ≤ 0.1%

Light Transmittance :

Toxicity : Toxicity is low. Rat LD 50 >5g/kg body weight takingorally.

Use : As the ultraviolet absorption agent, it is available to PVC, polystyreneand Polyolefine etc. The max absorbing wavelength range is 280-340nm.The generalconsumption:0.1-0.5% for thin matter,0.05-0.2% for thick matter.

Storage andtransportation : The chemical stabilityis good. It can be stored and transported according to the general chemicalmatter regulation.