Research Article
Effects of Different Mordants on Silk Fabric Dyed with Onion Outer Skin Extracts
Table 2
Color yield, color coordinates, and color difference of the dyed fabrics.
| | Mordant type | at | Color strength% | Color coordinates | | | | | | |
| | No mordant (Reference dyed) | 11.235 | 100 | 63.19 | 15.53 | 25.43 | 29.69 | 58.92 | — | | Fe | 15.284 | 136.04 | 37.54 | 4.23 | 18.61 | 19.09 | 77.19 | 15.25 | | Fe + Alum | 16.509 | 146.94 | 39.16 | 4.56 | 21.11 | 21.59 | 77.82 | 15.08 | | Fe + Alum + Tin | 14.822 | 131.93 | 50.76 | 8.45 | 25.41 | 26.78 | 71.60 | 9.60 | | Alum | 12.980 | 115.53 | 55.81 | 9.72 | 34.92 | 36.25 | 74.45 | 12.25 | | Alum + CT | 9.3829 | 83.51 | 60.58 | 10.88 | 26.62 | 28.76 | 67.77 | 5.92 | | Alum + Tin | 13.411 | 119.37 | 63.12 | 15.22 | 33.79 | 37.06 | 65.76 | 6.29 | | Tin | 14.188 | 126.28 | 63.24 | 15.62 | 29.38 | 33.27 | 62.00 | 2.82 | | Tin + CT | 9.0721 | 80.75 | 65.94 | 13.67 | 26.73 | 30.02 | 62.92 | 2.92 | | Tannic acid (TA) | 13.795 | 122.79 | 65.93 | 14.22 | 27.04 | 30.56 | 62.26 | 2.56 | | Alum + Tin + TA | 11.719 | 104.31 | 57.88 | 11.85 | 31.28 | 33.45 | 69.26 | 7.86 | | Tartaric Acid | 14.484 | 128.93 | 60.60 | 18.45 | 28.23 | 33.72 | 56.84 | 2.71 |
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