SINOSORB®UV-531 is an excellent ultraviolet absorber for colleges and universities, which can effectively absorbs ultraviolet light at 270-340nm. It has the characteristics of light color, non-toxic, good compatibility, low migration and easy processing.
SINOSORB®UV-531 is suitable for polyethylene, polypropylene, polystyrene, AS resin, ABS resin, polycarbonate, polyvinyl chloride, polyvinylidene chloride, polyester and polyamide.
SINOSORB® UV-531
| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | Light yellow crystalline powder or flake |
| Content | ≥99%(HPLC) |
| 熔点 (Melting Point) | 47-49℃ |
| Ash | ≤0.1% |
| 挥发分 (Volatile) | ≤0.5% |
| Transmittance | 440nm≥95%，500nm≥97% |
SINOSORB® UV-531 is suitable for polyethylene, polypropylene, polystyrene, AS resin, ABS resin, polycarbonate, polyvinyl chloride, polyvinylidene chloride, polyester and polyamide.
| 检验项目 (Item) | 指标要求 (Specification) |
| Styrene | Polyethylene Polypropylene ABS resin Polyvinyl chloride |
| 0.2-0.5% | 0.2-0.4% 0.5% 0.3-0.5% 0.25-0.5% |
存放在干燥、阴凉、通风良好的库房内。
避免受光照和高温加热。
运输过程中做好防漏、防雨与防暴晒保护。
