The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后的闪锌矿石与稀酸反应制备七酸锌和酸铜。
The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后的闪锌矿石与稀酸反应制备七酸锌和酸铜。
Freshwater and suitable concentration of formalin, copper sulfate and sodium salinomycin were the better way to prevent and cure Cryptocaryoniosis.
在药物防治刺激隐核虫的研究中发现淡和适浓度的福尔林、酸铜和盐霉素钠是比较好的防治办法。
Cu-Sn alloy coating with different Sn content can be replacement plating out on iron and steel surface in a solution comprising of copper sulfate, stanous sulfate, complexant and stabilization agent.
铁件在由酸铜、酸亚、剂、稳定剂等组成的溶液中,可以置换镀覆不同质量分数的铜- 金镀层,其工艺可替代氰化物预镀铜,消除氰化物污染,是实现电镀清洁生产措施之一。
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