The Standard Diagnostics LFA reported an LOD of 1.25 x 10^3.2 = 1.98 x 10 TCID50 per mL. The strain utilized was SARS-CoV-2 (2019-nCOV) NCCP 43326/2020 / Korea, via the Korean National Culture Center for Pathogens, though insufficient information was available on this strain to determine the copies per mL contained wherein.