Research Article
Ficus sycomorus as a Sustainable Source of Leather Dyeing Material: An Ecofriendly Approach
Table 8
Values for light and perspiration fastness properties.
| | Test# | Mordant and mordanting method | Color fastness to light | Color fastness to perspiration | | 24 hrs. | 48 hrs. | Staining | Color change | | Cotton | Wool |
| | 1 | Controlled | 5 | 4 | 3 | 3/4 | 3/4 | | 2 | Alum (pre) | 5/5 | 4/5 | 3 | 2/3 | 3 | | 3 | Alum (post) | 7/5 | 7 | 4 | 3 | 3/4 | | 4 | Oxalic acid (pre) | 6 | 6 | 3/4 | 3 | 4 | | 5 | Oxalic acid (post) | 7/5 | 7 | 5 | 4/5 | 4/5 |
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