公开(公告)号：US20230384230A1

公开(公告)日：2023-11-30

申请号：US18447378

申请日：2023-08-10

Applicant: SHACHIHATA INC.

Inventor： Hideshi IMAI ,  Norihiro MINAMIDA

IPC: G01N21/78 ,  G01N33/493 ,  G01N33/52

CPC classification number: G01N21/78 ,  G01N33/493 ,  G01N33/52

Abstract: An object of the present invention is to provide a kit for making an electron donor visible and a method for making an electron donor visible, stably visualizing coloring of a site to which an electron donor is adhered over a certain period of time and causing no deterioration in appearance due to remaining of a dye. The kit for making an electron donor visible of the present invention includes a liquid A containing a coloring component including an electron donating colorant and a solvent and a liquid B containing a bleaching component including an electron acceptor and a solvent in combination. In the present invention, the liquid A and the liquid B are sprayed onto an adhesion surface of an electron donor to reveal an adhesion site of the electron donor.