| A | L-ascorbic acid |
| CD | Cross direction |
| F | Trans-ferulic acid |
| MD | Machine direction |
| Na2HPO4 | Sodium phosphate dibasic |
| NaH2PO4 | Sodium phosphate monobasic |
| PCL | Polycaprolactone |
| PLA | Polylactic acid |
| PSL | Pressure-sensitive label |
| S | D-sorbitol |
| T | Tapioca starch |
| TA | Activation temperature |
| TC | Thermochromic |
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