国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J020/281（2）
发明人 NIE H（2）
公开年 2015（2）
申请年 2015（2） 
专利权人

Preparing graphene microsphere solid phase extracting agent comprises e.g. preparing graphene oxide dispersion liquid, placing in quartz tube connected to ultrasonic atomizer, atomizing into aerosol droplets, and heating quartz tube.

LIU L, NIE H, SHI Q

Preparing bioseparation medium used in separation and purification of papaya enzymes, involves mixing graphene oxide with deionized water and stirring to obtain mixed solution.

NIE H, SHU L