Table 1 Proximate and ultimate analysis of dry seaweed and seaweed-derived biochar
Sample | Proximate analysis | Ultimate analysis | ||||||
|---|---|---|---|---|---|---|---|---|
Mad | Aad | Vdaf | Cfix,ad | C | H | N | S | |
wt%, dry basis | ||||||||
S | 6.1 | 20.1 | 89.0 | 7.8 | 23.5 | 3.94 | 2.36 | 2.68 |
SMgCl2 | 10.2 | 28.0 | 98.7 | 0.8 | 7.73 | 6.24 | 0.70 | 1.31 |
B300 | 4.3 | 48.3 | 71.3 | 13.6 | 34.3 | 3.02 | 3.40 | 4.33 |
B500 | 4.9 | 55.2 | 44.5 | 22.1 | 31.5 | 1.46 | 2.80 | 4.62 |
B700 | 4.9 | 69.3 | 25.2 | 19.3 | 32.5 | 0.49 | 2.24 | 5.03 |
B700MgCl2 | 10.0 | 62.0 | 31.3 | 19.2 | 15.8 | 1.72 | 0.71 | 1.36 |