Heavy metal adsorption by graphene oxide modified with 5-amino-3(2-thienyl)pyrazole using central composite design/response surface methodology (CCD/RSM)

Puntos clave

• 5-ATP-GO demonstrated a high adsorption capacity for heavy metals.
• The central composite design optimized the adsorption process parameters.
• Modified graphene oxide showed significant selectivity for cadmium, mercury, and arsenic.
• Response surface methodology confirmed the effectiveness of the adsorption process.