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Limiting oxygen index (LOI) and UL-94 results.
| Samples | LOI (%) | UL-94 | ||||
|---|---|---|---|---|---|---|
| t1 (s) | t2 (s) | Dripping | Igniting the Cotton | Rating | ||
| EVA | 18.5 ± 0.2 | / | / | Yes | Yes | Fail |
| EM | 25.8 ± 0.2 | 2 | 9 | Yes | No | V-1 |
| EMCB | 28.2 ± 0.2 | 1 | 2 | No | No | V-0 |
| EMCN | 33.3 ± 0.2 | 1 | 1 | No | No | V-0 |
| EMCG | 27.6 ± 0.2 | 1 | 3 | No | No | V-0 |
