As an important industrial material, the paranitrophenol is widely used in dyestuff, medicine and chemosynthesis plant.
对硝基酚是一种重要的化工原料，广泛应用于染料、药物制造及化学品合成等行业。
2
The traditional dyestuffs are mainly plantdyestuff such as indigo plant knotweed etc and mineral dyestuff is cinnabar.
传统染料主要是植物染料蓼蓝靛等多种，矿物染料有朱砂。
3
The application of natural dyes in China is illustrated in brief, and introduction to the progress of the applied study of plantdyestuff in the dyeing and health care is given.