colouring matter

英 [ˈkʌlərɪŋ ˈmætə(r)]

美 [ˈkʌlərɪŋ ˈmætər]

网络  色素

化学

双语例句

• They used Egyptian kohl for darkening the eyelids, powdered chalk for whitening the skin, and a red colouring matter for the cheeks.
  她们用埃及化妆油膏来把眼睑涂黑，用粉来使皮肤洁白，双颊使用红色的物质。
• Colouring matter, of vegetable origin, whether or not chemically defined ( excl synthetic indigo and colour lakes)
  植物成因的色素，不论是否化学规定的（不包括合成靛蓝和色淀）
• The expression "colouring matter" in this Chapter does not include products of a kind used as extenders in oil paints, whether or not they are also suitable for colouring distempers.
  本章所称“着色料”，不包括作为油漆填料的产品，不论这些产品能否用于水浆涂料的着色。
• INVESTIGATION ON THE STABILITY OF THE COLOURING MATTER EXTRACTED FROM BLACK SOYBEAN CORTEX The research of a method in distilling the pigment of black soybean
  黑豆皮色素提取方法的研究黑豆皮红色素提取及影响其稳定性因素分析