Lanuage:
产品详情
Product Description
| Product name | UV absorber A PLUS |
| Cas number | 302776-68-7 |
| Molecular formula | C24H31NO4 |
| Appearance |
Slightly White powder or Granular |
| Odour | Weekly characteristic odour |
| Melting point | 53℃ Min |
| Bulk Density | 0.55~0.70g/ml |
| Loss on drying | ≤0.5% |
| Assay(HPLC) | 98.5%Min |
| Heavy metal | ≤5 ppm |
| Identification (UV) | 352nm~356nm |
| Color Gardner | Max:8.2 (in a molten manner) |
| Specific Absorption | 910~940 (E1/1),(354nm in ethanol) |
Company Information
电话:86-571-87039693 Email:邮箱