Sample pad sealing agent as well as preparation method and application thereof

The invention relates to a sample pad sealing agent as well as a preparation method and application thereof, and belongs to the field of medical detection. The invention aims to reduce the influence caused by interference factors in the detection process of immunochromatography and ensure the good stability of a sealed sample pad, and specifically, the sample pad sealing agent comprises a buffer solution, a protein protective agent, a surfactant, a preservative, a reducing agent, a coagulant and a cleaning antibody, wherein the cleaning antibody is selected from one or more of HBR (Hepatitis B Receptor)-2, Tru Block-2 and CAB (Cathode Activated Block) mab-Clon 24. 本发明涉及一种样品垫封闭剂及其制备方法和应用，属于医学检测领域。本发明的目的是降低免疫层析法检测过程中干扰因素产生的影响及保证封闭后的样品垫稳定性良好，具体地，样品垫封闭剂包括缓冲液、蛋白质保护剂、表面活性剂、防腐剂、还原剂、促凝剂及清洁抗体，其中清洁抗体选自HBR-2、Tru Block-2、CAB mab-clon 24中的一种或多种。