Benzophenone-4
CAS NO.: 4065-45-6
Other Synonyms: 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid; 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid; Sulisobenzone
Packaging: 25KG/Drum
Description
Benzophenone-4 is a is a water soluble UVB absorber.
Specifications
| Appearance | White to off-white powder |
|---|---|
| Odor | Faint characteristic |
| Purity | ≥99.50% |
| Melting point | ≥160.0℃ |
| Loss on drying | ≤3.0% |
| Specific Extinction | At 285nm.460 min |
| K-Value (285nm, L/g·cm) | 46.0~50.0 |
| pH(1% Aqueous Solution, 25℃) | 1.20-2.20 |
| Gardner color (10% Isopropanol) | ≤4.0 |
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