Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality Hexanoic acid,2-ethyl-, cerium(3+) salt (3:1)CAS NO.: 56797-01-4
High Quality 2,5-Pyrimidinediamine,4,6-dichloroCAS NO.: 55583-59-0
High Quality Pyrrolidine,1,1',1''-phosphinylidynetrisCAS NO.: 6415-07-2