国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J020/286（2）
发明人 LIU Y（2） WANG L（2）
公开年 2017（2）
申请年
专利权人

Graphene/silica gel solid phase extraction materials useful for carrying out enrichment and separation of benzene ring-containing carbamate pesticide residue, comprises e.g. preparing graphene colloid solution by adding graphene oxide.

LIU S, WANG L, XU J, LIU Y, SUN J, ZHANG Y

Preparation method of graphene oxide modified fiber for use as solid phase microextraction fiber, involves pre-processing quartz carrier to obtain hydroxylated quartz carrier, and reacting with aminopropyltriethoxysilane.

GUO S, HOU X, LI Q, LIU Y, PAN B, SHI J, SONG X, WANG H, WANG L, WEI C, XIA X, YAN L, YU Q, ZHU Y