- Food samples taken to measure the color and then diluted to a level that is 105 to dilute the concentration of 10-4
, 103 will be diluted to a concentration of 10-3, 101 will be diluted. He has concentrated on 10-2, then bring it spread plate at a concentration of 2 Plate
- incubated in incubator at 37 ° C for 24 hours.
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