An Overview: Recent Development of Titanium Oxide Nanotubes as Photocatalyst for Dye Degradation

Table 1

General fixation rates for different dye classes [22].

Dye class	Fixation rate (%)	Fibers
Acid	83 to 93	Wool, nylon
Basic	90 to 96	Acrylic
Direct	70 to 95	Cellulose
Disperse	80 to 92	Synthetic
Pigments	95 to 98	Wool
Reactive	50 to 80	Cellulose
Sulphur	60 to 70	Cellulose
Vat	80 to 95	Cellulose