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Đỗ Trà Hương, Vũ Văn Nhượng, Hà Xuân Linh(1)

NGHIÊN CỨU HẤP PHỤ XANH METYLEN TRONG MÔI TRƯỜNG NƯỚC BẰNG THAN HOẠT TÍNH CHẾ TẠO TỪ VỎ QUẢ SẦU RIÊNG

ADSORPTION OF METHYLENE BLUE FROM AQUEOUS SOLUTION USING ACTIVATED CARBON MADE FROM OF DURIAN PEEL

Tạp chí Phân tích Hóa, Lý và Sinh học

2023

2

146

In this study, activated carbon from durian peel (ACDP) was successfully prepared. The fabricated ACDP had a porous surface with a specific surface area of 348.0017 m²/g and an isoelectric point of 6.03. The ACDP materials were applied for adsorption of methylene blue from aqueous solution using static adsorption method. The effects of pH (3.0 – 10.0), adsorption time (30 - 210 min), the amount of adsorbent (0.01 - 0.125 g), and initial concentration of of methylene blue (50 - 500 mg/L) on the adsorption were investigated. The optimum condition was found at pH = 7.0, at adsorption time of 90 min. The maximum monolayer adsorption capacity of ACDP was 57.47 mg/g. The prepared ACDP therefore could act as a promising adsorbent for the removal of methylene blue from aqueous solution.

In this study, activated carbon from durian peel (ACDP) was successfully prepared. The fabricated ACDP had a porous surface with a specific surface area of 348.0017 m²/g and an isoelectric point of 6.03. The ACDP materials were applied for adsorption of methylene blue from aqueous solution using static adsorption method. The effects of pH (3.0 – 10.0), adsorption time (30 - 210 min), the amount of adsorbent (0.01 - 0.125 g), and initial concentration of of methylene blue (50 - 500 mg/L) on the adsorption were investigated. The optimum condition was found at pH = 7.0, at adsorption time of 90 min. The maximum monolayer adsorption capacity of ACDP was 57.47 mg/g. The prepared ACDP therefore could act as a promising adsorbent for the removal of methylene blue from aqueous solution.