本方法采用10%SE－30玻璃填充柱，正十九烷为内标物，在同一色谱条件下测定水胺硫磷、硫丹含量，其变异系数、回收率、相关系数分别为：水胺硫磷0.21%；
Isocarbophos and Endosulfan were analysed in the same chromatography condition by GC on 10 % SE-30 packed column , using n - nonadecane as internal standard .
十九烷