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Table 1 Characterization of activated charcoal from Brazil-nut bark

From: Production and characterization of absorbent heat from the bark of residual Brazil nut bark (Bertholletia Excelsa l.)

Properties

Results

Standart Deviation

Volatile material of charcoal (%)

49.2823

3.6226

Yield of charcoal (%)

50.7176

3.6226

Volatile material of activated carbon(%)

71.8145

3.6389

Yield of activated charcoal (%)

28.1855

3.6389

Moisture (%)

8.0385

0.2154

Ash (%)

4.8475

0.0858

Fixed carbon (%)

23.3379

0.5813

pH

10.10

0.0141

Real density (g cm-3)

0.9556

0.0028

Bulk Density (g cm-3)

0.4728

0.0089

Porosity (%)

50.5209

0.9254