A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2023; you can also visit the original URL.
The file type is
International Journal of Global Optimization and Its Application
A study about the antimicrobial activity test of black tea ethanol extract (Camellia sinensis) against Pseudomonas aeruginosa has been carried out. The black tea leaves are sourced from Sidamanik Plantation, North Sumatra. The dried black tea leaf extract was obtained by maceration technique in which black tea leaves were macerated for 24 hours. Then, the macerate was concentrated to obtain a thick extract and make sure that the ethanol had evaporated. After that, the concentrated extract wasdoi:10.56225/ijgoia.v1i4.101 fatcat:vikj5nkh4bhafezeo6qskihoza