RUNJIGN CHEM. located in national Chemical Industrial Park, Zhenjiang, Jiangsu,is professional manufacturing quaternary ammonium hydroxide and salt with electrolytic process.Our major product includes electronic grade tetramethylammonium ...

Hangzhou Greenda Chemical Co., LTD. is a manufacturer of fine chemicals and pharmaceuticals from china. We can supply you the high purity materials such as electronic pharmaceuticals. The main products list follows:1.Tetramethylammonium Hydroxide ...

Founded in 1950, SACHEM Inc is a privately held chemical science company. With strong focus on the development of high purity, performance products and services for our technology customers, demand has dictated expansion services, production support to ...