公开(公告)号：US12116615B2

公开(公告)日：2024-10-15

申请号：US18024502

申请日：2022-05-17

Applicant: DA AN GENE CO., LTD.

Inventor： Xiwen Jiang ,  Wenchuang Qi ,  Runfeng Wu ,  Junxing Jian ,  Chuanfei Mo ,  Yizhu Yin ,  Suwei Lei

IPC: C12Q1/28 ,  B01L3/00

CPC classification number: C12Q1/28 ,  B01L3/5023 ,  B01L2200/16 ,  B01L2300/069 ,  G01N2333/902

Abstract: Disclosed in the present invention are a stabilizer for a color developing agent and application thereof, an application of a composition in preparation of the stabilizer, and a kit. A stabilizer for a color developing agent is provided in the present invention. The stabilizer includes a reducing substance and a weakly acidic buffer, and the weakly acidic buffer has a pH of 3.8-6.2. The reducing substance includes one or more of sodium sulfite, sodium bisulfite, sodium thiosulfate, or 1-mercaptoglycerol. The color developing agent includes one or two of a phenothiazine color developing agent or a triphenylmethane color developing agent. The color developing agent can be stably preserved by using the stabilizer. A method for stably preserving a color developing agent includes dissolving the color developing agent in the stabilizer.