CAT No : R0160C. The OnSite Typhoid IgG/IgM Combo Rapid Test is a lateral flow immunoassay for the detection and differentiation of IgG and IgM anti-Salmonella typhi (S. typhi) and paratyphi in human serum, plasma or whole blood. Product Description Utilizes O Antigen And H Antigen From Both Typhi And Paratyphi Serovars To Maximize Sensitivity Differentiates Between Igg And Igm To Determine Stage Of Infection One Step Procedure Minimizes Operator Error Due To Sample Preparation High Level Of Reproducibility Test Kits Can Be Used And Stored In A Wide Range Of Temperatures