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Comparison of top biochars with ISO 17225-2 (Class A1) Standard36.
| Parameter | Hazelnut shell biochar | Pinecone biochar | ISO 17225-2 (class A1 - premium wood pellets) |
|---|---|---|---|
| LHV (MJ/kg, ad) | 31.64 | 29.29 | ≥ 16.5 |
| Ash content (%, d) | 2.54 | 0.96 | ≤ 0.7 |
| Nitrogen content (%, d) | 0.99 | 0.97 | ≤ 0.3 |
| Sulphur content (%, d) | n.d. | n.d. | ≤ 0.04 |
n.d. Not detected.
