sodium cyanide

Application of carry golden charcoal desorption without sodium cyanide in actual production

载金炭的无氰解吸法在实际生产中的应用

互联网摘选

In the first 5 hours of leaching, the impure mineral consumed most of free sodium cyanide of the liquor, in that case, the rate of gold leaching is low.

在搅拌浸出最初的5小时内，杂质矿物消耗了溶液中大部分的游离氰化钠，金的浸出率偏低。

互联网摘选

The free cyanogen determinator is used to make density analysis of free sodium cyanide in the cyanide leaching solution of gold ore.

游离氰测定仪用于金矿氰化液中的游离氰化钠浓度分析。

互联网摘选

Antidotal Effect of N-acetylcysteine in Rats on Acute Poisoning with Sodium Cyanide and its Mechanisms

N-乙酰-L-半胱氨酸对氰化钠急性染毒大鼠的解毒作用及机制

互联网摘选

Benzoyl cyanide was synthesized by the reaction of sodium cyanide with benzoyl chloride in a polar compounds as a catalyst with the yield of 72%.

在催化剂存在下，以固体氰化钠和苯甲酰氯为原料合成苯甲酰氰，研究了反应条件对收率的影响。优化条件下收率达72%（以苯甲酰氯计）。

互联网摘选

Reducing Consumption of Sodium Cyanide to Improve Economic Benefits

降低氰化钠单耗提高企业经济效益

互联网摘选

Workers have been using hydrogen peroxide to neutralize the chemicals near the site, but Liu Peinian, a professor of material science at East China University of Science and Technology, said that the use of hydrogen peroxide can damage the environment, although the harms are still far less great compared to the deadly chemical sodium cyanide.

在爆炸地周边，工作人员正在用过氧化氢进行中和，华东理工大学材料科学教授刘培念称，使用过氧化氢将有害环境，尽管这样的伤害要比化学剧毒氰化钠要小得多。

互联网摘选

Technical Analysis on the Investigation and Control Plan of Sodium Cyanide Leakage Pollution

氰化钠泄漏污染调查及治理方案技术分析

互联网摘选

Acute toxic effect of sodium cyanide on cerebral cortex of rats and its mechanism

氰化钠急性染毒对大鼠大脑皮层损伤的作用机制

互联网摘选

The development process of sodium cyanide industry in China has been reviewed.

回顾了氰化钠工业的发展过程；

互联网摘选

Hazardous chemicals teams removed sodium cyanide, a toxin, from sewers leading from the bonded warehouse zone that was at the centre of the Wednesday evening blast, Chinese media reported.

据中国媒体报道，危险化学品处置团队从多条下水道里，移除了有毒的氰化钠，这些下水道源自周三晚间爆炸核心地带的保税仓库区。

互联网摘选

A Brief Analysis of Sodium Cyanide Market at Home and Abroad

国内外氰化钠市场简析

互联网摘选

When determine free sodium cyanide in cyanide solution, a positive deviation presents markedly due to dissociation of part complex ions of zinc and copper.

银量法测氰化液中游离氰化钠时铜锌络离子的部分解离造成显著的正偏差。

互联网摘选

The recovered sodium cyanide and sodium cuprous cyanide can be directly returned to the plating tank.

再生回收的氰化钠和铜氰化钠可直接在镀槽内回用。

互联网摘选

Process of synthesizing ACVA from cyan alcohol was studied, using sodium cyanide, levulinic acid, and A as starting materials.

对氰醇法合成ACVA的工艺进行了研究，该法采用氰化钠、果糖酸及物质A为原料。

互联网摘选

Recovery of silver from silver manganite with chloride roasting cyanide leaching process are studied. The effects of sodium chloride addition, particle size of ore sample, roasting time, roasting temperature on recovery rare of silver are examined.

研究了以氯化焙烧-氰化浸出工艺从银锰矿中回收银，考察了氯化钠加入量、矿石粒度、焙烧时间、焙烧温度对银浸出率的影响。

互联网摘选

Remoulding of microwave dry system in sodium cyanide plant

氰化钠装置微波干燥系统的改造

互联网摘选

The drop of global gold price results in the decrease of demand and the fall of price for sodium cyanide. However, the Chinese high grade flake product is still in demand at some regions.

国际金价下跌导致氰化钠需求下降，价格下挫，局部地区对中国高品级片状有一定的需求。

互联网摘选

In this paper, brittle boulangerite is floated selectively using ferrous sulphate and sodium cyanide as combined depressant for marmatite under appropriate reagent condition of depressing active pyrite.

本研究采用硫酸亚铁与氰化钠作为铁闪锌矿的组合抑制剂，适宜的药剂条件抑制活性黄铁矿。

互联网摘选