International Scholarly Research Notices / 2012 / Article / Tab 4

Research Article

Application of HPLC for the Simultaneous Determination of Paracetamol, Chlorzoxazone, and Nimesulide in Pharmaceutical Dosage Form

Table 4

System suitability parameters for PCM, CHZ, and NIM by the proposed HPLC method.

ParametersPCMCHZNIMReference values

Theoretical plates ( )6803.9811021.6712921.34
Peak asymmetry ( )1.181.051.08
Capacity factor ( )0.221.083.34
Selectivity (α)a1.712.07
Resolution (Rs)a12.5019.03
HETP ( )b0.040.020.02

aWith respect to previous peak.
bHETP (height equivalent to theoretical plate).