Simultaneous determination of tylosin and josamycin residues in muscles, liver, eggs and milk by MLC with a monolithic column and time-programmed UV detection: application to baby food and formulae

Table 3 Accuracy and precision data for tylosin and josamycin using the proposed method

Analyte	Concentration (μg mL⁻¹)	Intra-day^a		Inter-day^b
		Recovery (mean ± S.D.)	Er (%)	Recovery (mean ± S.D.)	Er (%)
Tylosin	50.0	99.8 ± 0.2	0.1	99.1 ± 0.6	0.4
	100.0	99.5 ± 0.6	0.4	100.2 ± 0.4	0.2
	150.0	99.6 ± 0.6	0.3	99.7 ± 0.5	0.3
Josamycin	50.0	100.8 ± 0.3	0.2	100.3 ± 0.3	0.2
	125.0	99.6 ± 0.5	0.3	100.9 ± 0.4	0.2
	250.0	99.7 ± 0.5	0.3	99.6 ± 0.6	0.4

ISSN: 2661-801X