2.3. Fermentation
A total of 100 ml of coconut water mixed with 10 g of glucose, 2 g of ZA, and 2 mL of acetic acid. This solution
then heated to a temperature of 80 ° C and continued cooling to 30 ° C. The fermentation process is done by mixing
coconut water medium with beads containing cells of Acetobacter xylinum in a container and then given a cover.