国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01J020/26（2）
发明人
公开年
申请年
专利权人 UNIV WUHAN（2）

Graphene oxide/polyethylene glycol composite sol-gel-coated stirring rod for extraction analysis of polar organic compound comprises glass capillary tube, iron core, and extracted coating.

CHEN B, FAN W, HU B, HE M, WU X

Polytetrafluoroethylene micro-extraction column for measuring polycyclic aromatic hydrocarbon material in food, water and soil, has alternating layered structure of polydopamine and graphene layers in specified number.

CHEN Z, ZHANG W