Comparison between Different Extraction Methods for Determination of Primary Aromatic Amines in Food Simulant

Table 1

Linearity of PAAs in 3% acetic acid.

Compounds	Regression equation	Linear range (mgl^−1)	Correlation coefficient (R^2)
2,6-TDA	Y = 0.438X − 2.152	0.05–0.8	0.9996
2,4-TDA	Y = 0.356X + 2.6455	0.05–0.8	0.9987
4,4′-MDA	Y = 0.5104X − 6.0336	0.05–0.8	0.9998
2,4′-MDA	Y = 0.4868X − 4.2338	0.05–0.8	0.9999
2,2′-MDA	Y = 0.3734X − 2.3448	0.05–0.8	0.9999