Figure 15. Freundlich Isotherm for adsorption of Methylene Blue onto banana stem powder at pH 8, contact time 80 minute , and adsorbent dose 0.2g – 2g

From

Efficient Removal of Methylene Blue Dye by Alkaline-treated Banana Stem Biochar through Adsorption Method

Umesh Kumar, Bhalchandra Vibhute, Nikhil Sharma, Abhinav Sahay

Applied Ecology and Environmental Sciences. 2022, 10(4), 236-243 doi:10.12691/aees-10-4-8