UV-T Phenylbenzimidzole Sulfonic Acid CAS:27503-81-7
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
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% |
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