Sensitivity: Flu A>97% ; Flu B>96% Specificity: Flu A>99%; Flu B> 99% Specimen required: secretions Quicking Influenza A Rapid Test kit and Influenza B Rapid Test kit are one step rapid tests to detect Influenza A / B antigen with good sensitivity and high specificity. SpecificationSensitivity: Flu A>97% ; Flu B>96% Specificity: Flu A>99%; Flu B> 99% Specimen required: secretions from upper ...