Hollow Fibre-Supported Liquid Membrane for the Determination of Sulfonamide Residues in Egg Samples

Table 3

Intra-day and inter-day precision results for 15 SAs in blank egg samples spiked at 50 μg·kg ⁻¹, 100 μg·kg⁻¹, and 500 μg·kg⁻¹ levels.

Compound	Intra-day (%RSD) (n = 6)			Inter-day (%RSD) (n = 6)
	50 (μg kg^−1)	100 (μg kg^−1)	500 (μg kg^−1)	50 (μg kg^−1)	100 (μg kg^−1)	500 (μg kg^−1)
SGD	15.7	14.4	12.0	17.4	15.7	14.7
SAM	14.5	11.1	13.0	15.1	13.8	14.8
SAA	15.2	11.4	14.6	14.7	16.2	14.6
SDZ	17.0	12.9	13.9	9.6	12.0	14.8
STZ	6.4	7.3	9.2	13.1	13.6	11.7
SPY	12.0	14.3	9.2	15.7	15.9	13.3
SMR	8.1	10.8	11.9	16.4	11.3	16.5
SMT	9.7	11.8	8.6	9.2	14.6	11.2
SMM	12.3	14.2	7.9	15.3	15.2	15.7
SCP	8.6	8.6	9.6	9.0	10.3	8.3
SMX	6.9	15.0	9.9	7.5	11.6	11.5
SSO	7.1	10.2	10.8	7.7	10.8	11.1
SBZ	13.2	11.9	8.1	14.0	11.2	14.2
SQZ	9.4	7.9	7.3	9.0	10.9	11.8
SSA	6.2	8.7	12.4	6.9	4.3	9.2