Accurate Determination, Matrix Effect Estimation, and Uncertainty Evaluation of Three Sulfonamides in Milk by Isotope Dilution Liquid Chromatography-Tandem Mass Spectrometry

Table 1

The matrix effect factors of the target analytes in six milk samples (n = 3).

	Yili		Arla		LVLINB
	Skim	Whole	Skim	Whole	Skim	Whole
SDZ	0.63	0.81	0.86	0.87	0.83	0.87
SMZ	0.64	0.73	0.67	0.66	0.68	0.70
SDM	0.20	0.24	0.18	0.25	0.18	0.30