Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality Acetylenedicarboxylic acid monopotassium saltCAS NO.: 928-04-1
High Quality 2,3-Dibromopropionyl chlorideCAS NO.: 18791-02-1
High Quality 4-CHLOROPHENYLMAGNESIUM BROMIDECAS NO.: 873-77-8