针对传统染发剂的毒性及刺激性，本文研制一种不含有毒铅，不含苯胺类致敏物，而含属于植物构分的有机化合物的天然型染发。

In this paper, a natural hair dye is studied, which mainly contains organic compound of plant without toxic lead and phenylamine sensitizer.

youdao

针对传统染发剂的毒性及刺激性，本文研制一种不含有毒铅，不含苯胺类致敏物，而含属于植物构分的有机化合物的天然型染发。

In this paper, a natural hair dye is studied, which mainly contains organic compound of plant without toxic lead and phenylamine sensitizer.

youdao