CD Skripsi
Aplikasi Serbuk Daun Nanas (Ananas Comosus Morris) Teraktivasi Naoh Sebagai Biosorben Untuk Meningkatkan Kualitas Air Gambut
Pineapple leaves are waste from plantations that cannot yet be utilized optimally. Pineapple leaves contain chemicals such as cellulose which are quite large
(69.5-71.5%) so it can be used as a carbon source for adsorbents such as active powder. The aims of this research were to determine the characteristic of activated pineapple leaf powder and its capability to reduce the physical parameters such as color, odor, pH, TDS (Total Dissolved Solid) and TSS (Total Suspended Solid) values from peat water. Activated powder was made through a chemical activation stage using a base activator in the form of NaOH with a concentration of 9%. Characterization of the active powder was carried out by testing the water content gravimetrically, testing the adsorption capacity of the active powder on methylene blue and testing the adsorption capacity of the active powder on iodine using the titration method. Adsorption was carried out by varying the contact time of 0.1 g of biosorbent (10, 15, 30 and 60 minutes) with the aim of obtaining the optimum time for adsorption, then varying the dose of biosorbent (0.05, 0.1, 0.15 and 0.2 g) to determine the optimum mass of biosorbent for adsorption. Based on the research that has been done, results for the characterization of the water content on pineapple leaf powder (0.53%) after the activation process using 9% NaOH had met SNI standards but the adsorption capacity for iodine (230.7869 mg/g) and methylene blue (22.8138 mg/g) still does not meet SNI No. 06-3730-1995. The research result showed that pineapple leaf powder was able to increase pH, eliminate odors and reduced TDS and TSS values in peat water, this is in accordance with Government Regulation No. 22 of 2021. The color parameters of peat water have not been able to be improved through the adsorption method using active pineapple leaf powder adsorbent.
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