n.着色剂
The colorant composition may be a liquid or a solid composition.
着色剂组合物可以是液体或固体组合物.
It'serves as a red colorant for glass and glazes.
还用作玻璃和釉面的着色剂.
Powdered colorant need to keep the paper, or transfer charge.
粉末状的着色剂需要使用能够保持或转移电荷的纸张.