Lab values given in Table 2 indicate that samples dyed with 1% dye solution are darker and bluer as compared to samples dyed with 0.5% dye solution as shown in Table 1.
The results indicated in Fig. 1 demonstrate that irradiation treatment for 30 min gives maximum darkness in strength.
The irradiation for too low time (20 min) did not give significant results because the fabric does not activate to sorb more dye onto it and aggregates of dyed fabric absorb at once rush onto its surface and cause