Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 1,6-Heptadiene-3,5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-, (1E,6E)CAS NO.: 458-37-7
High Quality Nitric acid, cobalt(2+)salt, hydrate (2:1:6)CAS NO.: 10026-22-9
High Quality Butanedioicacid, 2,3-dihydroxy- (2R,3R)-, potassium sodium salt, hydrate (1:1:1:4)CAS NO.: 6381-59-5