日本特大黄色A片,黄色网站影院一级版,体育生的坐便器bl肉糙,毛茸茸的大**,中文字幕精品免费观看视频,麻豆最新国产剧情av原创免费,五月天综合网亚洲综合天堂网

Customized

Current page:  Home > Customized

CustomizedCustom processing:

Our company has strong independent research and development ability, with an experienced research and development team, and has been cooperating with large domestic research institutions for many years. With advanced analytical and testing instruments and multi-functional production workshops, the transformation from small trials to large-scale production can be achieved smoothly. In particular, the company is good at cyanidation, hydrogenation and chlorination, and can provide customers with services in the following fields:

1. Cyanidation reaction -- based on the reaction of hydrocyanic acid (HCN), sodium cyanide (NaCN) and cyanide chloride (CNCl).

2. Hydrogenation - High pressure hydrogenation reduction reaction based on hydrogen.

3. Chlorination - Based on substitution and addition of chlorine gas.

Technical force:

The company has municipal engineering technology research center, enterprise technology center. The r&d team has more than 30 employees, which provides a solid guarantee for the r&d of new products of the enterprise. It is a team of professionals who are dedicated to their jobs, brave in dedication, and excellent in both scientific research and engineering technology.

Copyright(C)2020,Yingkou Derui Chemicals Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

Mobile

Mobile