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Table 3 Effect of interferences on separation factor (α) values of separated amino acids

From: Environmentally preferable solvents promoted resolution of multi-component mixtures of amino acids: an approach to perform green chromatography

Foreign substances

Lysine-proline

Proline-alanine

Alanine-tyrosine

  

(10.22)

(2.09)

(3.0)

Cations

Zn2+

10.9

2.55

1.89

Cu2+

-

-

-

Mg2+

11.48

1.87

1.62

 

Th4+

-

-

-

Anions

Br-

8.79

2.19

2.21

CH3COO-

8.79

2.09

3.14

CO3 -

6.96

2.18

2.75

 

NO3 2-

9.19

2.09

2.62

  1. *Each value is an average of four replicates.