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Table 4 Analysis of RB in blind samples by icELISA and HPLC–FLD

From: Heterologous immunoassay strategy for enhancing detection sensitivity of banned dye rhodamine B in fraudulent food

Samples icELISA (μg/kg) HPLC–FLD (μg/kg) Samples icELISA (μg/kg) HPLC–FLD (μg/kg)
Chilli powder 1 ND ND Chinese prickly ash 11 ND ND
2 ND ND 12 ND ND
3 ND ND 13 ND ND
4 ND ND 14 ND ND
5 ND ND 15 ND ND
Hot-pot seasoning 6 ND ND Chilli sauce 16 ND ND
7 ND ND 17 ND ND
8 ND ND 18 ND ND
9 ND ND 19 1.2 ± 0.2 1.1 ± 0.1
10 ND ND 20 4.3 ± 0.2 4.0 ± 0.1
  1. ND not detected