Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 4-Amino-N-methylbenzenemethanesulfonamideCAS NO.: 109903-35-7
High Quality BENZYLDIMETHYLTETRADECYLAMMONIUM CHLORI&CAS NO.: 147228-81-7
High Quality BATHOPHENANTHROLINEDISULFONIC ACID DISODIUM SALT TRIHYDRATECAS NO.: 52746-49-3
High Quality Methyl 3-(1,3-benzodioxol-5-yl)oxirane-2-carboxylateCAS NO.: 39829-16-8
High Quality 1,4-Bis(trifluoromethyl)benzeneCAS NO.: 433-19-2