Figure 1.
SEM images of raw cotton fabrics (a1,a2), cotton fabrics modified with different amount of ferric chloride and ferrous chloride (b1,b2) 0.54 g/0.19 g; (c1,c2) 0.80 g/0.30 g; (d1,d2) 1.0 g/0.35 g.
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