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| 高效液相色谱法测定防焦剂CTP的有效成分含量 |
| Determination of Active Ingredient Content of Scorch Retarder CTP by High Performance Liquid Chromatographic Method |
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| DOI： |
| 中文关键词: 防焦剂CTP 高效液相色谱 手工滴定法 回收率 |
| 英文关键词: scorch retarder CTP high performance liquid chromatography manual titration recovery |
| 基金项目: |
| 中图分类号:O657.7＋2；TQ330.38＋5 |
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| 中文摘要: |
| 研究高效液相色谱（HPLC）仪测定防焦剂CTP有效成分含量的方法。结果表明：HPLC法测定防焦剂CTP有效成分质量分数的最佳色谱条件为检测波长 254 nm，流动相 甲醇/水（体积比为75/25），四丁基溴化铵质量浓度 0.20 g·L-1，进样量 20 μL，柱温 30 ℃，流动相流速 1.0 mL·min-1；与采用GB/T 24801—2009的手工滴定法相比，采用HPLC法测定防焦剂CTP的有效成分含量减少了人为因素干扰，操作简单，试验时间大幅缩短。HPLC法完全可替代手工滴定法快速、准确地测定防焦剂CTP的有效成分含量。 |
| 英文摘要: |
| A method for determining active ingredient content of scorch retarder CTP was developed using high performance liquid chromatography（HPLC） instrument.The results showed that the optimum HPLC testing parameters were as follows：detection wavelength 254 nm，mobile phase?methanol/water（with a volume ratio of 75/25），tetrabutylammonium bromide concentration 0.20 g·L-1，injection volume 20 μL，column temperature 30 ℃，and mobile phase flow rate 1.0 mL·min-1.Compared with the manual titration method according to GB/T 24801—2009，HPLC method was simple，fast，and the interference of operator was minimized.HPLC method could completely replace manual titration and accurately determine active ingredient content in scorch retarder CTP. |
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