Table 1 The validation data of SPE-HPLC-DAD.

From: Graphene oxide doped polyacrylonitrile-co-maleic acid nanofibers for high-performance liquid chromatography determination of amoxicillin and Oxytetracycline in milk

Compounds

Linear range (µg/L)

Calibration curves

R2

LOD (µg/L)

LOQ (µg/L)

RSD (%)

EFs

%ER

Amoxicillin (AMX)

5–100

Y = 0.4777 x + 8.8069

0.9925

1.50

5.0

< 6

21

33.7

Oxytetracycline (OTC)

5–100

Y = 0.68x-2.9716

0.9969

1.46

4.8

< 7

47

99.8

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