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List of the 18 composites produced for this study. The composite names were based on the initial letter of each additive and the weight percentage of the additive.
| Composite Abbreviation | Colorant Name | % (w/w) of Colorant |
|---|---|---|
| A1 | Alizarin dye | 1 |
| A2 | 2 | |
| A3 | 3 | |
| B1 | Blue pigment | 1 |
| B2 | 2 | |
| B3 | 3 | |
| G1 | Green pigment | 1 |
| G2 | 2 | |
| G3 | 3 | |
| I1 | Indigo dye | 1 |
| I2 | 2 | |
| I3 | 3 | |
| P1 | Pink pigment | 1 |
| P2 | 2 | |
| P3 | 3 | |
| Y1 | Yellow pigment | 1 |
| Y2 | 2 | |
| Y3 | 3 |
