FT-IR Analysis of Beta vulgaris Peels and Pomace Dye Extracts and Surface Analysis of Optimally Dyed-Mordanted Cellulosic Fabrics

Table 2

Experiments planned in CCD for dyeing optimization and response (y).

Run order	Temp. (°C)	Time (min)	pH	Response, y (relative % ΔE)
1	55	75	6.5	11.0
2	−2.155	75	6.5	5.1
3	112.155	75	6.5	7.1
4	55	148.485	6.5	5.4
5	55	1.515	6.5	3.9
6	55	75	10.5825	8.2
7	55	75	2.4175	10.3
8	90	30	4	6.7
9	20	30	9	6.0
10	90	120	9	7.1
11	55	75	6.5	9.5
12	90	120	4	8.9
13	20	120	9	7.6
14	90	30	9	7.2
15	20	120	4	5.3
16	20	30	4	7.0