natural pigment meaning in Chinese

天然色素
天然颜料

Virgin tfe resin has a natural pigment of white
纯tfe树脂具有天然的白色色素。
Carbon filled tfe has a natural pigment of black
碳填充tfe具有天然黑色素。
They used only natural pigments to dye the wool
他们只用天然颜料染毛织品。
Studies of extractinge natural pigment from sugarcane skin
从紫色甘蔗皮中提取天然色素的研究
Extraction and adsorption of natural pigments from purple potato of shancheng
山城紫苕天然色素的提取和分离

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