Description
Phenylbenzimidzole Sulfonic Acid
Phenylbenzimidzole Sulfonic Acid Quick Details
Product Name: Phenylbenzimidzole Sulfonic Acid
Other name: UV-T
CAS No.: 27503-81-7
Molecular Formula: C13H10N2O3S
Molecular weight: 274.3
Appearance: White fine crystalline powder
Phenylbenzimidzole Sulfonic Acid Specification
| Testing item | Standard |
| Appearance | White fine crystalline powder |
| Assay | 98.0-102.0% |
| Loss on drying | ≤2% |
| Specific absorbance | 920-990 (1%, 0.01cm, at 302nm) |
| Melt. Point | ≥300°C |
| CL-% | ≤0.05% |
| SO4% | ≤0.05% |
Phenylbenzimidzole Sulfonic Acid Application
Used as a UV absorbe in cosmetics and sunscreens.
Phenylbenzimidzole Sulfonic Acid Packaging and Storage
Package: 25 kg /fiber drum
Storage condition: Preserve under tight and light-resistant condition.