UV protection effect of cotton dyed with Flos Sophorae (Sophora Japonica L.) extracted with acid hydrolysis

Fashion and Textiles

International Journal of Interdisciplinary Research

Table 7 Color values and color strength values of cotton dyed with Rutin and Quercetin standards

Dye conc	Dyeing time	Rutin standard					Quercetin standard
Dye conc	Dyeing time	L^*	a^*	b^*	ΔE	K/S	L^*	a^*	b^*	ΔE	K/S
Undyed		90.34	2.87	− 13.1	0.00	n.a	90.34	2.87	− 13.1	0.00
5%	30 min	87.94	− 6.28	26.07	40.31	4.61	80.45	− 2.38	73.67	87.50	8.09
5%	60 min	87.64	− 6.23	27.84	42.03	4.43	74.58	− 1.16	73.18	87.83	11.50
10%	30 min	86.13	− 6.49	36.12	50.30	4.60	78.92	− 5.13	72.41	86.64	9.84
10%	60 min	87.01	− 6.56	37.35	51.44	4.47	79.53	− 5.16	72.05	86.25	9.32
Mean		87.18	− 6.39	31.85	46.02	4.53	78.37	− 3.46	72.83	87.06	9.69