Skip to main content

Table 3 CIE-L*a*b* values and fastness properties of iron-mordanted dyed wool samples

From: Application of Terminalia chebula natural dye on wool fiber—evaluation of color and fastness properties

  Wash fastness Rub fastness Light fastness
Dye % Medium (pH) L* a* b* c* h° K/S c.c. Dry Wet
15 Neutral 47.3 4.1 16.2 16.7 75.6 7.32 4 4/5 4/5 5
  Acidic 47.4 3.8 16.3 16.7 76.8 7.28 4 4/5 4/5 5
  Alkaline 38.2 6.2 17.7 18.8 70.5 21.15 3/4 4/5 4 5
8 Neutral 51.9 4.5 17.8 18.4 75.6 5.78 3/4 4/5 4/5 5
  Acidic 52.9 4.9 18.8 19.4 75.3 5.48 3 4/5 4/5 5
  Alkaline 42.9 6.1 19.2 20.2 72.3 15.57 4/5 4/5 4/5 5
3 Neutral 54.9 3.6 16.1 16.5 77.3 3.73 4 4/5 4/5 5
  Acidic 56.3 3.3 16.1 16.5 78.3 3.17 4 4/5 4/5 5
  Alkaline 47.6 5.2 19.6 20.3 75.0 9.57 4 4/5 4/5 5
1 Neutral 55.9 2.0 11.5 11.7 79.9 2.15 4 4/5 4/5 5
  Acidic 67.3 3.3 16.8 17.2 78.8 1.42 3/4 4/5 4/5 5
  Alkaline 55.1 3.6 14.9 15.3 76.3 2.67 3/4 4/5 4/5 5
0.5 Neutral 57.5 1.2 10.3 10.4 83.2 1.72 3/4 4/5 4/5 5
  Acidic 67.5 2.4 15.7 15.9 81.3 1.32 2 4/5 4/5 5
  Alkaline 56.3 2.9 12.6 13.0 76.7 2.12 4 4/5 4/5 5
  1. Abbreviations: c.c. color change
\