氰化

A double salt of platinous cyanide and another cyanide.

由于氰化铁氧化而形成氰铁酸盐。

Cyanide is used to kill insects.

氰化物可用来杀害虫。

The preparing cartap by route of non-sodium cyanide was studied in the paper.

研究了巴丹非氰化钠路线合成，采用合成方法工艺简单，原料易得。

The isonicotinic acid - pyrazolone light intensity method is currently applied to measure the prussiates in the water.

水中氰化物测定,目前采用异烟酸———吡唑啉酮光度法。

Most of the devices are simple—such as a blacklight and funnel above a bucket of cyanide gas—but effective.

大装置虽然简单但都很管用，例如在黑灯与漏斗下面放一氰化物毒气。

P-methoxybenzeneacetonitrile was prepared in 34. 8% yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation.

以苯甲醚为原料,经氯甲基化,氰化反应后,馏获得对甲氧基苯乙腈,总收率为34.8%。

The application of lead salt in the cyanide leaching operation can produce microcell in the surface of gold grain.

氰化作业中应用铅盐可在金粒表面形成微电池,对于纯金颗粒这原电池可促进金溶解。

A post chemiluminescence (PCL) reaction was observed when amidopyrine was injected into the reaction mixture of potassium ferricyanide-calcein chemiluminescence (CL) reaction system.

研究发现,氨基比林在铁氰化钾-钙黄绿素化学发光反应体系中后化学发光反应。

It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.

另一种2-巯基苯并噻唑法是先将溴氯甲烷与硫氰化钠反应生成硫氰酸氯甲酯，然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。

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.

铁件在由硫酸铜、硫酸亚锡、络合剂、稳定剂等组成溶液中,可以置换镀覆不同锡质量分数铜- 锡合金镀层,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。