Research Article
FT-IR Analysis of Beta vulgaris Peels and Pomace Dye Extracts and Surface Analysis of Optimally Dyed-Mordanted Cellulosic Fabrics
Table 5
Colour fastness rating to colour change and staining.
| Mordant | Method | Washing is 105-C06 : 2010 | Rubbing is 105-D02 : 2000 | Light is 105-B02 : 2000 | Perspiration is 105-E04 : 2000 | C | S | Dry | Wet | C | S | Acid | Alkaline | C | S | C | S | C | S | C | S |
| CuSO4 | Premordanting | 3/4 | 3/4 | 4/5 | 4 | 3/4 | 3/4 | 4 | 4 | 4 | 4 | 4 | 4 | Simultaneous mordanting | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 4/5 | 4 | 4 | 4 | Postmordanting | 4 | 4/5 | 5 | 4/5 | 3 | 4/5 | 4 | 4/5 | 4 | 4/5 | 4 | 4/5 |
| FeSO4 | Premordanting | 4 | 4/5 | 4 | 4/5 | 4 | 4 | 4 | 4 | 4 | 4/5 | 4 | 4/5 | Simultaneous mordanting | 4/5 | 4 | 4/5 | 4 | 4 | 4 | 4/5 | 4 | 4/5 | 4 | 4 | 4 | Postmordanting | 3/4 | 4/5 | 4 | 4/5 | 3/4 | 4 | 4 | 4/5 | 4 | 4/5 | 4 | 4/5 |
| K2Cr2O4 | Premordanting | 3 | 3/4 | 4 | 3/4 | 4 | 3/4 | 4 | 4 | 4 | 3/4 | 3/4 | 4 | Simultaneous mordanting | 3/4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3/4 | 4 | Postmordanting | 4 | 4 | 4 | 4 | 3/4 | 4 | 4 | 4 | 3/4 | 4 | 4 | 4 |
| Tannic acid-alum | Premordanting | 3/4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4/5 | 4 | 4 | 4 | Simultaneous mordanting | 4 | 4 | 4 | 4/5 | 4 | 4 | 4/5 | 5 | 5 | 4/5 | 4 | 5 | Postmordanting | 4/5 | 4 | 5 | 5 | 4 | 4 | 4/5 | 5 | 4/5 | 4/5 | 4 | 4 |
| Nonmordanted | | 3 | 2/3 | 3 | 3/4 | 3 | 3/4 | 4 | 4 | 4 | 3/4 | 3 | 3/4 |
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C is colour change; S is staining.
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