S. No

Parameter

2-hydroxy-5-methyl pyridine

Pirfenidone

Iodobenzene

1

LOD (%)

0.001 (0.005 µg/mL)

0.003 (0.014 µg/mL)

0.002 (0.009 µg/mL)

2

LOQ (%)

0.005 (3.4 µg/mL)

0.01 (9.4 µg/mL)

0.01 (6.0 µg/mL)