Plastic Colouring Agent 塑料着色剂
Natural Food Colouring Agent 食用天然色素
colouring agent for food 食品着色剂
colouring agent seperation 色素分离
Process of making lustre glaze by metal oxide as colouring agent was narrated.
叙述了以金属氧化物为着色剂的虹彩釉的制作过程。
Active coupler colouring agent to initiate the formation of colour after chemical action.
活性成色剂化学作用后，引发颜色的色剂。
Uses: Uses for magnetic materials and as a colouring agent for glass and ceramics, it is also used as an additive in rubber industries.
用途：用作制取永磁材料和玻璃陶瓷的着色剂及橡胶工业的添加剂。
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