Kit for detecting free lgE content and application thereof

The invention relates to the technical field of in-vitro detection, and particularly discloses a kit for detecting the content of free lgE and application of the kit. The kit comprises a capture reagent, a binding reagent and a magnetic separation reagent, the capture reagent comprises Fc epsilon RI protein and a preservative; the preservative comprises sodium benzoate, carbazole and ginkgo leaf polysaccharide. The invention further discloses application of the kit in the aspect of detecting the content of free lgE. According to the kit provided by the invention, the stability of the kit and the accuracy of a free lgE content detection result can be effectively improved. 本申请涉及体外检测的技术领域，具体公开了一种检测游离lgE含量的试剂盒及其应用。该试剂盒包括捕获试剂、结合试剂、磁分离试剂；所述捕获试剂中包括FcεＲI蛋白和防腐剂；所述防腐剂包括苯甲酸钠、咔唑和银杏叶多糖。以及该试剂盒在检测游离lgE含量方面的应用。本申请提供的试剂盒能够有效提高试剂盒的稳定性以及对游离lgE含量检测结果的准确性。