Table 2.

Thermodynamic parameters for the copigmentation reactions between PSA and selected copigments.

Copigmentation	K	n	ΔG° (kJ/mol)	ΔH° (kJ/mol)	ΔS° (kJ/mol)
PSA-Tan	32.35	0.59	−8.62	−4.88	−4.60
PSA-Fer	53.90	0.79	−9.88	−24.08	−47.61
PSA-Caf	82.90	0.99	−10.95	−33.18	−74.55