查询词典 cyanide

The recovery process of free cyanide ion from cyanide-containing solution by D301 ion-exchange resin is investigated.

用弱碱性D301树脂回收含氰溶液中的游离氰。

When the cyanide is determined by isonicotinic acidpyrazalon method, the ethyl benzoate is distilled and goes into NaOH absorption liquid with cyanide in the process of predistillation, because its boiling point is low.

在用异烟酸吡唑啉酮法对其进行氰化物测定时，由于油酯类的沸点较低，在预蒸馏过程中被蒸出和氰化物一起进入NaOH吸收液

Based on electroplating theory, several common complex agents and additives are screened and analyzed, and the method for converting cyanide zinc plating process to cyanide-free zinc plating process is discussed. The throwing power, covering power and corrosion resistance have been tested for verifying the conversion effects.

本研究以电镀理论为依据，对现有几种常用配位剂和添加剂进行筛选和分析，探讨将氰化物镀锌工艺向无氰化转化的方法。

A double salt of platinous cyanide and another cyanide .Of, relating to, or producing a toxic effect on cells.

毒害细胞的，细胞毒素的毒害细胞的，有关细胞毒素的或造成对细胞毒害的

A double salt of platinous cyanide and another cyanide.

一种水溶性弱酸，氰胺盐的母酸。

A double salt of platinous cyanide and another cyanide .

用氰化钠溶液处理矿石提取金和银的过程。

Little amounts of cyanide were found in all parts of plant tissues, indicating the passage of ferrocyanide through the plants.Mass balance studies showed that iron cyanide complex moving into plants from hydroponic solution can be metabolized during transport.

由于没有检测到在气态下的总氰化物，表明植物的蒸腾作用没有将亚铁氰化物释放到大气中；(3)尽管植物吸收到体内的亚铁氰化物足有限的，但物质平衡实验表明其在植物体内迁移的过程中超过96％的郜能被植物有效转化；(4)所用的4种亚铁氰化物浓度在192 h内没有对柳树产生毒性作用。

Technical characteristics and existing problems of cyanide-free silver plating technology were summarized through the analysis of cyanide-free silver plating systems of thiosulfate,succinimide,iodide,hydantoin,sulfite and others.

通过对硫代硫酸盐、丁二酰亚胺、碘化物、乙内酰脲、亚硫酸盐以及其它无氰镀银体系的分析，总结了当前无氰镀银工艺的技术特点及存在的问题，并阐述了无氰镀银技术的发展历程和研究现状。

Xintai Group is the company which monitored by "OPCW"(Convention on the Prohibition of the Development, Production, Stockpiling and Use the Chemical Weapons and on their Destruction) and "China Controlled Chemicals Association", own the "Production License of the Regulations of the People's Republic of China on Supervision and Control of Chemicals", is one of the leading manufacturer of Sodium Cyanide and Tert-Butylamine in home, and is the only manufacturer that producing Hydrocyanic Acid and Solid Sodium Cyanide by using method of "Anes Test " in home.

鑫泰集团属于"国家禁化武公约"和"中国监控化学品协会"监控的企业，拥有《监控化学品生产特别许可证》和《安全生产许可证》，是国内生产叔丁胺和氰化钠的主要厂家之一，是国内安氏法生产氢氰酸进而生产固体氰化钠的唯一厂家。

Potassium silver cyanide and potassium gold cyanide, which stability constants are very large, were used as the starting materials for the preparation of silver and gold powders. Adjusting the concentration ratio of protective agent to reducing agent and other reaction conditions can control the size, shape and morphology of precious metals nanoparticles.

使用氰化亚金钾和氰化银钾等稳定常数很大的金和银配合物作为制备纳米金粉和银粉的前驱体，控制保护剂／还原剂的比例以及其它反应条件，可以有效地控制粒子的大小、形状以及粒子聚集体的形貌。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。