Table 3 Atomic percentage of N functional groups in the ACs.

From: Engineering nitrogen and oxygen functionalities in naturally sourced activated carbon for multicomponent gas adsorption

Sample

NAC-600 (at%)

NAC-750 (at%)

NAC-900 (at%)

Pyridinic N

3. 57

2. 05

0. 84

Pyrrolic N

3. 05

1. 81

1. 44

Graphitic N

1. 05

1. 68

0. 85

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