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| TEST | SPECIFICATION |
| Appearance | Pale yellow crystalline powder |
| Assay | 99%min (GC) |
| Melting point | 61-65DC |
| Loss on drying | 0.5%max |
| Residue on ignition | 0.1% |
| E(1%/1cm, methanol, 288nm) | 630 max |
| E(1%/1cm, methanol, 324nm) | 410 max |
| Property and use | Liable to dissolve in alcohol and acetone and does not dissolve in water. It is stable to temperature and is non-toxic. Absorption spectrum is 234--400 nanometer. The product is a benzophenone ultraviolet absorber which is fine stability for synthetic plastics such an polyethylene and can also be used in paint, pigment. Its dosage is 0.1%-1.5% |
| Package | 25kgs fiber drum |
| Comment |
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