Table 1 The pore structure parameters.

From: Ultrahigh and kinetic-favorable adsorption for recycling urea using corncob-derived porous biochar

Sample

SBET* (m2/g)

Vtotal*(cm3/g)

Dave* (nm)

CC

1.80

  

CPA

46.85

0.01

1.01

CPB03

156.96

0.05

1.39

CPB04

462.57

0.11

0.94

CPB05

533.67

0.11

3.70

CPB06

561.17

0.10

1.40

  1. *SBET: BET surface area; Vtotal.: Total pore volume; Dave: Average pore diameter.