Table 4 LOD and LOQ of standards constituents of phenolic compounds

From: Chemometric study on the effect of cooking on bioactive compounds in tomato pomace enriched sauces

Phenolic compounds

LOD (μg/Kg)

LOQ (μg/Kg)

4-hydroxybenzoic acid

16.84

56.12

2,5-dihydroxybenzoic acid

5.40

18.01

2,6-dihydroxybenzoic acid

7.06

23.55

3,5-dihydroxybenzoic acid

9.89

32.98

Gentisic acid

1.61

5.38

p-Coumaric acid

4.62

15.40

Ferulic acid

10.97

36.58

Naringenin

0.14

0.45

Naringenin chalcone

0.77

2.56

Naringenin 7-glucoside

1.07

3.58

Hesperetin

0.08

0.27

Kaempferol

0.07

0.25

Taxifolin

0.90

3.01

Quercetin

0.13

0.43

Rutin

1.90

6.33