氰化钠

Based on analysis on the dosage of sodium cyanide and research on its leaching mechanism in gold concentrate leaching,a new technique that the mixture of ammonium carbonate and ammonium hydroxide can reduce the dosage of sodium cyanide is put forward.

通过对氰化浸出过程氰化钠消耗情况分析，在进一步研究金精矿氰化浸出机理的基础上，提出了采用碳酸铵、氢氧化铵混合试剂降低氰化钠用量的新工艺。

The part to be case hardened is immersed in a bath of fused sodium cyanide salts at a temperature slightly above the Ac1 range, the duration of soaking depending on the depth of the case.

需表面硬化的零件浸没在略高于 Ac1 温度熔化的氰化钠盐溶液中，浸泡的持续时间取决于硬化层的深度。

The part to be case hardened is immersed in a bath of fused sodium cyanide salts at a temperture slightly above the Ac range, the duration of soaking depending on the depth of the case.

将部分案件硬化是沉浸在洗澡的融合氰化钠盐，温度略高于交流范围，浸泡时间取决于深度案件。

The more the arsenic removed by biooxidation, the more the gold extracted by cyanidation.

细菌脱砷后新生成的α-S°会使氰化钠用量增加，用碱液或石灰水预处理则可降低氰化钠用量。

The white slurry was obtained by means that the mixed solution of ferrous sulfate and ammonium sulfate (the mole ratio was 1.15∶1) was added into 0.200 mol·L~-1 sodium ferrocyanide solution, and the reacting temperature had been at 80℃ for 10 mins.

按照硫酸亚铁与亚铁氰化钠物质的量比为1.15：1，将硫酸亚铁和硫酸铵混合溶液加入浓度为0.200 mol·L-1的亚铁氰化钠溶液中，80℃下反应10 min得到白浆。

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。

Sodium cyanide product supply and marketing, is one of the company's main business, mainly from the United States, Japan, Korea and other countries import their products high purity, quality and stability, gold production for domestic use, the company has specialized sodium cyanide Import and sales department, the main foreign suppliers to establish a good relationship of cooperation, national sales network covering major regions.

氰化钠产品的供销，是公司的主营业务之一，主要从美国、日本、韩国等国家进口，其产品纯度高、质量稳定，为国内黄金企业生产所用，公司设有专门的氰化钠进口和销售部门，与国外的主要供应商建立了良好的合作关系，销售网络覆盖全国主要区域。

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

再生回收的氰化钠和铜氰化钠可直接在镀槽内回用。

In this paper, the methods of determining free sodium cyanide in cyanidc solution of gold ore by colorimetric comparison are studied, this Laying a foundation for the development of automatic analytical instrument of sodium cyanide at home.

本文研究了用比色法测定金矿氰化液中游离氰化钠的方法，为国内研制氰化钠自动分析仪打下基础。

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。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。