Profile: Shijiazhuang Dowell Chemical Co., Ltd. produces fine chemicals. Our product line includes organic acid and its ramification, pyridine derivatives, food additives, medical, pesticide and intermediates. We offer organic acid & its derivatives like 2,2-dimethyl butyric acid, ethyl S-4-chloro-3-hydroxybutyrate, t-butyldimethylsilyl chloride, N-methyl propionamide and diphenylphosphinic acid. Our pyridine derivatives include 4-hydroxynicotinic acid, 4-nitro-3-picoline N-oxide, 2-hydroxynicotinic acid, methyl 2-aminonicotinate, 5-aminonicotinic acid, 6-hydroxynicotinic acid, 5-bromo-2-pyridinecarboxylic acid and 2-bromo-4-aminopyridine.