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lv hua zuo an san yi suan wu qing du xin
Pages: 60-63
Year: Issue:  Z1
Journal: Wuhan Shipbuilding

Keyword:  氨三乙酸无氰镀锌分散能力锌离子镀锌电解液氧化锌氰化物经济意义硫酸锌镀液;
Abstract: <正> 用无氰镀锌取代氰化物镀锌,不仅消除了毒害,而且使废水变成了浇灌农田的“肥水”(含氮肥),还有杀虫作用,这是因为含有锌离子与硫脲的缘故。这样,就化消极因素为积极因素,化有害为有利。因此,推广和使用无氰镀锌有着重大的政治和经济意义。
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