Wannan kit ɗin ya dogara ne akan fasaha mai fa'ida ta kaikaice na immunochromatography, wanda Nitrofurans metabolites a cikin samfurin yana gasa don gwajin gwal na colloid mai lakabin antibody tare da Nitrofurans metabolites masu haɗa antigen da aka kama akan layin gwaji. Ana iya kallon sakamakon gwajin da ido tsirara.