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  • 专利标题:   Preparing iron-nitrogen-doped graphene quantum dot useful for colorimetric sensing process for selectively detecting L-Cys, comprises hydrothermally reacting heme in aqueous ammonia medium to prepare iron-nitrogen-doped graphene quantum dot.
  • 专利号:   CN113201334-A, CN113201334-B
  • 发明人:   XI F, LI Y, GU X
  • 专利权人:   UNIV ZHEJIANG SCITECH
  • 国际专利分类:   C09K011/65, G01N021/64
  • 专利详细信息:   CN113201334-A 03 Aug 2021 C09K-011/65 202170 Pages: 12 Chinese
  • 申请详细信息:   CN113201334-A CN10491995 06 May 2021
  • 优先权号:   CN10491995

▎ 摘　　要

NOVELTY - Preparing iron-nitrogen-doped graphene quantum dot comprises hydrothermally reacting heme in aqueous ammonia medium to prepare iron-nitrogen-doped graphene quantum dot. USE - The graphene quantum dot is useful for colorimetric sensing process (actual sample analysis of L-Cys) for selectively detecting L-Cys. ADVANTAGE - The method: is economical, and environmentally friendly; and has high yield. The graphene quantum dot: has pseudoperoxidase properties.