|
 |
|
| Ultraviolet absorbent UV-327 |
Chemical name: 2-(3',5'-di-tert-Butyl-2'-hydroxyphenyl)-5-chloro-2H-benzotriazole
Molecular formula: C20H24N3OCL
Molecular weight: 357.9
CAS NO.: 3864-99-1
Chemical structural formula: 
Sale code: PS-7
Appearance: light yellow powder
Content: ≥ 99%
Melting point: 154-158°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance:
Wave length nm |
Light transmittance % |
440 |
≥ 97 |
500 |
≥ 98 |
Toxicity: low toxicity,rattus norvegicus oral LD50 =5g/Kg weight.
Use:This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-400nm.
Solubility: 25°C unit:g/100mLsolvent
Solvent |
Solubility |
Solvent |
Solubility |
Acetone |
1.4 |
Dioctyl phthalate |
2.7
|
Alcohol |
0.1 |
2-Butanone |
3.4 |
Methyl alcohol |
0.04 |
Methyl methacrylate |
3.9
|
2-(2-Ethoxyethoxy)ethanol |
1.0 |
Styrene |
7.2
|
Ethyl acetate |
4.9 |
Tricresyl phosphate |
13.4
|
n-Butyl acetate |
4.8 |
Turpentine |
1.9 |
Benzene |
16.1 |
Petroleum solvent |
3.7
|
Toluene |
16.3 |
Cyclohexane |
3.9
|
Cyclohexane |
6.8 |
|
|
|
|
|
|
|
