Umhlalutyi wePoct ubhekisa kwindlela yokufumanisa esebenzisa izixhobo eziphathwayo zokuhlalutya kunye nokuxhasa ii-reagents ukufumana ngokukhawuleza iziphumo zokubona kwindawo yesampulu.Ngokwesithuba, uvavanyo olwenziwa kufutshane nesigulane 'luvavanyo olusecaleni kwebhedi';ngokwexesha, 'immediate test' inokwenziwa.