Table 1.

Characteristics of thermo pyrolyzed biochar (BC) and acidified activated carbon (AAC).

BC	Unit	Value	AAC	Unit	Value
pH	—	4.11	pH	—	8.03
ECe	dS m−1	1.83	ECe	dS m−1	2.11
Volatile Matter	%	10.90	Volatile Matter	%	12.29
Ash Content	%	13.10	Ash Content	%	40.26
Fixed Carbon	%	76.00	Fixed Carbon	%	47.45
Total N	%	0.95	Total N	%	0.16
Total P	%	0.66	Total P	%	0.43
Total K	%	2.09	Total K	%	1.66
Total Ca	%	4.21	Total Ca	%	3.96
Total Na	%	0.61	Total Na	%	0.59
Total Zn	mg kg−1	0.10	Total Zn	mg kg−1	0.13
Total B	mg kg−1	0.17	Total B	mg kg−1	0.22
Total Fe	mg kg−1	1.12	Total Fe	mg kg−1	1.01