(A) CVs of SiC-NPs/GC modified electrode at scan rate 0.1 V.s-1 in pH 2.0 PBS solutions in the absence (c) and the presence of 8.0 μM nimesulide (d). (a) and (b) as (c) and (d), respectively at bare GC electrode. (B) DPVs at voltage step 0.008 V, sweep rate 0.02 V.s?1 and pulse amplitude 0.05 V in pH 2.0 PBS solutions in the absence (c) and the presence of 8.0 μM nimesulide (d). (a) and (b) as (c) and (d) respectively at bare GC electrode.