Efficient methylene blue elimination from water media by nanocomposite adsorbent-based carboxymethyl cellulose-grafted poly(acrylamide)/magnetic biochar decorated with ZIF-67

Key Points

• Methylene blue was effectively removed from water using a nanocomposite adsorbent with a unique mechanism involving magnetic biochar.
• The study showed a remarkable adsorption capacity, with the adsorbent achieving significant removal rates of methylene blue in tests.
• Assessment utilized an innovative nanocomposite composed of carboxymethyl cellulose, poly(acrylamide), and ZIF-67 coated magnetic biochar.
• These findings may enhance water purification techniques, highlighting the potential of metal-organic frameworks in environmental applications.