Furfuralcohol Co-Polymerized Urea Formaldehyde Resin-derived N-Doped Microporous Carbon for CO2 Capture

Table 4 Normalized CO₂ adsorption capacities by narrow micropore volume and nitrogen content

Sample	Normalized CO₂ uptake at 25 °C, 1 atm
Sample	Uptake per micropore volume (mmol CO₂ cm⁻³)	Uptake per N content (mmol CO₂ (mmol N)⁻¹)
UFA-2-600	7.13	0.32
UFFA-1-600	13.25	0.37
UFFA-2-600	7.67	0.65
UFFA-3-600	6.24	0.61
UFFA-4-600	5.66	0.73
UFFA-2-500	–	0.24
UFFA-2-600	7.67	0.65
UFFA -2-700	4.30	0.76
UFFA-2-800	4.2	1.40