Flynn, Thiel, Boutell & Tanis
Separating agent
 A mixture of chemical substances such as optical isomers, geometrical isomers and polymers having different molecular weight ranges is separated to each ingredient by use of a cellulose derivative having an aromatic ring in the chromatographic method. 
Daicel Chemical Industries, Ltd.
B B B B B C
B01J B01J B01J B01J B01J C07C
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Koichi Ichiro Hiroyuki Yoshio Tohru
Hatada Okamoto Nakamura Okamoto Shibata