Then remove the paper disk that drops by bacteria, acid, where testing on food labels with pathogenic microbes.And then 24-hour curing diameter round paper disk with diameter 6 mm.
Then the paper disk with drops of lactic acid bacteria to be tested and put on food labels by pathogens and then incubated for 24 hours to measure the diameter paper disks with a diameter of 6 mm.
Then the paper disk drops with lactic acid bacteria to test the placed on food labels with pathogens.Then incubated 24 hours. Measuring diameter of round paper discs with a diameter 6 mm.