Table 2 Particle size characteristics of biochar specimens.

From: Feasibility on diverse biochars as supplementary cementitious materials

Description

Particle size (um)

Diameter at 10%

Diameter at 50%

Diameter at 90%

Average diameter

Wood-based biochar

4.0 ± 0.06

17.3 ± 0.25

49.0 ± 0.68

22.3 ± 0.28

Husk-based biochar

4.7 ± 0.06

24.3 ± 0.25

66.1 ± 0.85

30.5 ± 0.33

Manure-based biochar

4.5 ± 0.06

48.4 ± 0.83

151.1 ± 0.70

65.1 ± 0.53