Simultaneous oxidation and nitration of aromatic compounds to nitrophenols with nitric acid or the higher oxides of nitrogen in the presence of a mercury salt as catalyst. Hydroxynitration of benzene yields picric acid.
Hangzhou Huarong Pharm Co., Ltd. Hangzhou Huarong Pharm Co., Ltd. established since 2009 , has been always focusing on supplying products and servic.. Dayang Chem (Hangzhou) Co.,Ltd. Dayang Chem (Hangzhou) Co.,Ltd. dedicated to the development, production and marketing of chemicals which i.. NEM CHEMICAL CO.,LTD
NEM CHEMICAL CO.,LTD. (original name is Puyang MYJ Fine Chemical Co., Ltd. ) is high-tech compang co..