Table 5 The content of Fe, Co and Ni in coal samples
From: The diversity of hydrogen-producing bacteria and methanogens within an in situ coal seam
Coal no. | Location | Fe/mg Kg−1 | Co/μg Kg−1 | Ni/μg Kg−1 |
|---|---|---|---|---|
C1 | Yima | 2235.33 | 1289.75 | 4477.59 |
C2 | Liyazhuang | 618.48 | 1417.73 | 3781.58 |
C3 | Shaqu | 421.90 | 925.38 | 4460.60 |
C4 | Hebi | 3308.47 | 1488.05 | 9126.36 |
C5 | Jingcheng | 3706.94 | 1947.78 | 5523.24 |
C6 | Suzhou | 4057.55 | 3892.16 | 12,117.65 |
C7 | Neimeng | 17,886.79 | 9459.12 | 32,816.75 |
C8 | Jiaozuo | 978.54 | 35,431.68 | 15,418.08 |
C9 | Shoushan | 3548.95 | 2410.61 | 10,014.18 |
C10 | Pingdingshan | 893.68 | 5825.13 | 15,301.62 |