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4065-45-6 2-Hydroxy-4-Methoxy Benzophenone-5-Sulfonic acid Benzophenone-4
Name | 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid |
Synonyms | 2-Benzoyl-5-methoxy-1-phenol-4-sulfonic acid; ; Spectra-Sorb UV 284; Uvistat 1121 |
CAS NO. | 4065-45-6 |
Molecular Formula |
C14H12O6S |
Molecular Weight |
308.3 |
EINECS |
223-772-2 |
Appearance | Light Yellow Crystalline Powder |
Purity | 99% Min |
Appearance:Off-white or light yellow crystalline powder
Assay:≥99.0
Melting Point:≥140°C
Specific Extinction(1%,1cm):
E285:≥460
E325:≥290
Loss on drying:≤3.0%
Gardner color:≤2.0
Heavy metals:≤5 ppm
Turbidity:≤ 4.0 EBC
PH value:1.2~2.2
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