| № КАС: | 131-57-7 | Чистота: | мин 99% |
|---|---|---|---|
| Точка плавления: | 62 - 64 °C | Э: | 630 - 660 |
| Выделить: | uv 326,benzophenone 12 |
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Ultraviolet Absorbent-UV-9 Chemical name : 2-Hydroxy-4-methoxybenzophenone Molecular Formula : C14H12O3 Molecular weight : 228.25 CAS NO.: [131-57-7] Empirical Formula: Appearance : Pale yellow crystalline Powder Specifications : Assay : ≥99.0% Melting range : 62 -64 ℃ Loss on Drying : ≤0.5% Residue on ignition : ≤0.1% E(1.0%, 1cm ) : 630-660 Solubility(g/solvent 100 g , 25 ℃ ) Benzene : 56.2 Hexane : 4.3 Xylol : 47.5 Ethanol :( 95%v/v ) :5.8 Paking : 25kgs net in fibre