Iodine number is milligrams adsorbed of iodine (mg) per one gram of adsorbent. It gives an idea of the micropores content on the surface (values > 0 to 20 Å, or up to 2nm) 27. The iodine number of [email protected] is 3.62 mmol/g (459.05 mg/g).

The high value of iodine number shows more ability for removing the small sized contaminates (

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