The purity of methylal and the contents of impurities are analyzed with gas chromatography.Normalization with the correction factor is used to obtain quantitative results.
英
美
- 采用气相色谱法分析甲缩醛及其杂质含量，用带校正因子归一法定量。方法简便快速，重复性好，可满足工艺分析要求
