| 常用名 | 吡哆醇二棕榈酸酯 | CAS号 | 635-38-1 |
|---|---|---|---|
| 价格 | ¥4000.0/1kg | 纯度 | 98.0% |
| 备货期 | 5天 | 库存 | 询单 |
| 产品详情(用途,包装等)
检验项目 Inspection items 质量标准 Quality Standard 检验结果 Test Results 外观(目测) Deion (Visual) 白色至类白色粉末,几乎无味 White to Off-white Powder, Practically odorless 类白色粉末,几乎无味 Off-white Powder, Practically odorless 纯度(TLC,薄层色谱法) Purity (Thin Layer Chromatography method), min ≥ 98% ≥ 99% 吡哆醇三棕榈酸酯含量(TLC) Pyridoxine tripalmitate content (TLC), max ≤ 1.0% ≤ 0.5% 吡哆醇盐酸盐含量(TLC) Pyridoxine hydrochloride content (TLC), max ≤ 1.0% ≤ 0.5% 熔点(数字熔点仪) Melting Point (Digital melting point apparatus) 87~90℃ 87.4~88.1℃
水分(干燥失重法) Water Content (Loss on drying method), max ≤ 0.5% 0.23% 溶解度(2% (w/w) 90℃玉米油) Solubility (2% (w/v) maize oil at 90℃) 澄清透明,无异物 Clear, no foreign matters 合格 Passes test 灰分(灼烧残渣法) Ash content (Residue after ignition method), max ≤ 0.1% 合格 Passes test 重金属含量(电感耦合等离子体发射光谱) Heavy metals content (ICP-OES), max ≤ 10 ppm 合格 Passes test 鉴定(核磁共振氢谱法) Identify (1H-NMR) 符合结构 Conforms to Structure 测试通过 Test passed 更多
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