Table 1.

Used concentrations of ink and IL. All combinations of ink and IL concentrations are used for the analysis.

IL concentration in volume %
0.0125	0.025	0.05	0.1	0.15	0.2	0.3	0.4	0.6	0.8	1	1.25	1.5	2	3	4
red ink concentration in volume %
0.01	0.02	0.03	0.04	0.05	0.075	0.1	0.125	0.15	0.2	0.25	0.3	0.35	0.4	0.45	0.5
black ink concentration in volume %
0.01	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.09	0.1	0.125	0.15	0.175	0.2	0.25