The determination method of ethylene chlorohydrin content by u sing FID chromatograph polyethylene glycol 20M chromatographic column was introd uced.

介绍了采用FID的色谱仪聚20M色谱柱对的方法。

Petals white, subovate, very small, apex acuminate, rarely 2-fid.

花瓣白色，近卵形，很小，先端渐尖，很少2裂。