Table 3.

K/S values of the untreated cotton sample, sample treated with zinc acetate dihydrate solution, pomegranate peel extract, and samples where in situ synthesis of ZnO-NP was performed with Method 1−4.

Sample		K/S Value	λ (nm)
Untreated cotton		0.04	400
C4H6O4Zn·2H2O treated cotton		0.05	400
Wood ash extract treated cotton		0.14	400
Pomegranate peel extract treated cotton		10.85	400
Pomegranate peel and zinc acetate dihydrate treated cotton		9.09	400
In situ synthesis of ZnO-NP on cotton	Method 1	12.37	400
	Method 2	9.70	400
	Method 3	11.96	400
	Method 4	10.98	400