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Table 2 Linear regression, sensitivity, and limits of detection using different columns

From: HPLC-CUPRAC post-column derivatization method for the determination of antioxidants: a performance comparison between porous silica and core-shell column packing

Antioxidant Column material Regression (r2) Sensitivity, slope LOD (nmol)
Catechin C18 porous silica 0.922 6.30E + 05 0.56
C18 core shell 0.996 6.53E + 05 0.38
Phenyl-hexyl core shell 0.999 6.23E + 05 0.39
EGCG C18 porous silica 0.999 1.41E + 06 0.24
C18 core shell 0.997 1.42E + 06 0.29
Phenyl-hexyl core shell 0.999 1.49E + 06 0.29