Introduction : UV absorbent uv-9 can effectivelyabsorb 290-400 nanometers of ultraviolet light, almost no absorption of visiblelight, so it is especially used for light transparent products. This producthas good stability to light and heat and does not decompose at 200℃. Can beused for paint and all kinds of plastic products, polyvinyl chloride,polyester, acrylic, resin, polystyrene and light transparent furniture paint,especially effective, but also a good cosmetic additives.
Category | Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug |
Standard | Medical standard |
Shelf life | 2 years |
Storage | should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. |
Test Item | Standard: USP |
Identification | IR spectrum similar to that of RS |
HPLC retention time similar to that of RS |
Related substance | Total impurities: NMT0.3% |
Single impurity: NMT0.1% |
Heavy metals | NMT 10ppm |
Loss on drying | NMT0.5% |
Residue on ignition | NMT0.1% |
Assay | 98.5%-101.0% |
