Determination of Metal Contents of Various Fibers Used in Textile Industry by MP-AES

Table 4

Heavy metal contents (mg kg⁻¹) in various textile fibers after extraction in the artificial sweat solution (average of replicates ± standard deviation).

Textile fibers	Cu	Al	Mn	Pb	Cr
Cotton	3.16 ± 0.20	5.52 ± 0.30	1.44 ± 0.09	1.57 ± 0.10	0.11 ± 0.01
Acrylic	2.35 ± 0.14	3.74 ± 0.23	0.35 ± 0.02	1.68 ± 0.10	0.25 ± 0.02
Polyester	2.04 ± 0.13	2.70 ± 0.16	0.39 ± 0.02	1.08 ± 0.07	nd
Nylon	2.01 ± 0.12	2.46 ± 0.16	0.62 ± 0.04	0.74 ± 0.04	nd
Viscose	2.11 ± 0.13	3.18 ± 0.20	0.39 ± 0.02	0.66 ± 0.04	nd
Polypropylene	2.94 ± 0.19	4.70 ± 0.30	0.37 ± 0.02	1.37 ± 0.08	0.37 ± 0.02

nd: not detected.