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铬酸铅 [gè suān qiān]
[无化] lead chromate
- 对用草酸泥渣制备铬酸铅的工艺原理进行了分析。
Principle of preparation lead chromate from oxalic acid sludge was introduced. - 人工混合矿和实际矿石试验表明采用ASC能够代替重铬酸盐实现铜铅分离。
The results of artificial mixed ore test and actual ore test show that the separation of copper-lead can be separated well by ASC without adding dichromate. - 中铬黄是由铬酸盐和硝酸铅相互沉淀，再经过硅、铝等助剂特殊处理所得的耐热性特佳的中黄色粉末。
H silica-coated middle chrome yellow is prepared by the precipitation of chromate salt with lead nitrate solutions with special surface treatment of silica, aluminum and other additives.
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