The experiment results show that with calcining temperature rise the color of ferric red gradually deepened from mauve to chrysoidine , morphology of ferric red also changed.
实验结果表明：随着煅烧温度的升高，铁红颜色逐步加深，由橘红变为紫红，铁红的形貌也发生了变化。
This paper discussed a new method of producing ferric oxide red, for the purpose of raising the purity of ferric oxide red and meeting the needs of production.
本文探讨了一种氧化铁红的新的生产工艺方法，旨在提高氧化铁红的纯度，满足生产实际中的要求。
O-Phenylphenol react with sulfuric acid, formaldehyde and ferric iron to form a red colour compound.
邻苯基苯酚与浓硫酸、甲醛和高铁离子生成红色化合物。
The nano-sized clubbed ferric oxide red was prepared by homogeneous precipitation method, using urea as the precipitator introduced by dripping slowly.
以尿素为沉淀剂，采用缓慢滴加方式，用均匀沉淀法制备了纳米棒状氧化铁红。
The nano-sized clubbed ferric oxide red was prepared by homogeneous precipitation method, using urea as the precipitator introduced by dripping slowly.
以尿素为沉淀剂，采用缓慢滴加方式，用均匀沉淀法制备了纳米棒状氧化铁红。
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