potassium cyanide

A Process for Synthesis of Potassium Silver Cyanide

氰化银钾的合成技术

Silver cyanide and potassium silver cyanide are master salts of plating silver, and the quality of potassium silver cyanide has a great influence on the life of plating bath land coating. The high-purity of potassium silver cyanide is required by modern plating silver technique.

氰化银和氰化银钾是电镀银的主盐，其中氰化银钾的质量直接影响着镀层和镀液的寿命，现代镀银技术要求使用高纯度的氰化银钾。

Study on Analysis Method of Silver in High Purity Potassium Silver Cyanide

高纯度氰化银钾中银的分析方法研究

Technology of non-cyanide Cu-Zn-Sn-Ni tetrabasic alloy imitative gold electroplating on FRP was studied using potassium pyrophosphate as main complexing agent, potassium sodium tartrate as auxiliary complexing agent and laboratory-synthesized copper pyrophosphate and zinc pyrophosphate as main salts.

以焦磷酸钾为主络合剂、酒石酸钾钠为辅助络合剂，自制焦磷酸铜、焦磷酸锌为主盐进行了玻璃钢无氰Cu-Zn-Sn-Ni四元合金电镀工艺研究。

Electrolytic Preparation of High-Purity Gold-Potassium Cyanide

高纯氰化金钾的电解制备法

The SOD activity of rape leaves was inhibited by potassium cyanide, but not affected by chloroform-ethanol, indicating that the SOD in rape leaves was of Cu-Zn-SOD type.

油茶叶片SOD活性可被KCN抑制，但不受氯仿乙醇影响，表明油菜叶片SOD为Cu一Zn SOD。

Therefore, it is important and urgent to design and construct an automatic production line of silver cyanide and potassium silver cyanide.

因此，设计、建设一条氰化银、氰化银钾的自动化生产线具有重要意义，而且迫在眉睫。

An advanced electrolytic process using high molecular polymer film as the diaphram to prepare high purity auric potassium cyanide was presented as the subsequent purification process.

介绍了一种先进的高分子聚合物隔膜电解制备高纯氰化金钾工艺及纯化工艺。