The preparing cartap by route of non-sodium cyanide was studied in the paper.
研究了巴丹
非
化钠路线合成,采
合成方法工艺简单,原料易得。
The preparing cartap by route of non-sodium cyanide was studied in the paper.
研究了巴丹
非
化钠路线合成,采
合成方法工艺简单,原料易得。
A double salt of platinous cyanide and another cyanide.
由于
化铁氧化而形成
铁酸
盐。
P-methoxybenzeneacetonitrile was prepared in 34. 8% yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation.
以苯甲醚
原料,经过氯甲基化,
化反应后,通过精馏获得对甲氧基苯乙腈,总收
34.8%。
Cyanide is used to kill insects.
化
可
来杀害虫。
Most of the devices are simple—such as a blacklight and funnel above a bucket of cyanide gas—but effective.
大部份
装置虽然简单但都很管
,例如在黑灯与漏斗下面放一桶
化
毒气。
The isonicotinic acid - pyrazolone light intensity method is currently applied to measure the prussiates in the water.
水中
化

定,目前采
异烟酸———吡唑啉酮光度法。
The application of lead salt in the cyanide leaching operation can produce microcell in the surface of gold grain.
化作业中应
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
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
化钠反应生成硫
酸氯甲酯,然后硫
酸氯甲酯与2-巯基苯并噻唑反应得到苯噻
。
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
化
预镀铜,消除
化
污染,是实现电镀清洁生产措施之一。
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