Table 4 Alcohol benzene soluble extractives of thermally modified wood of Salix tetrasperma (%).
From: Enhanced strength and chemical stability of Salix tetrasperma wood through thermal modification
Duration(h) Temperature (°C) | 2 h | 4 h | 6 h | Mean | SD | CV |
|---|---|---|---|---|---|---|
60 °C | 9.27 | 9.49 | 9.95 | 9.57 | 0.35 | 3.63 |
80 °C | 10.17 | 10.31 | 10.43 | 10.30 | 0.13 | 1.26 |
100 °C | 10.58 | 10.74 | 10.95 | 10.76 | 0.19 | 1.73 |
120 °C | 11.09 | 11.25 | 11.36 | 11.23 | 0.14 | 1.21 |
140 °C | 11.62 | 11.79 | 11.93 | 11.78 | 0.16 | 1.32 |
160 °C | 12.13 | 12.34 | 12.56 | 12.34 | 0.22 | 1.74 |
180 °C | 12.76 | 12.96 | 13.11 | 12.94 | 0.18 | 1.36 |
200 °C | 13.36 | 13.60 | 13.86 | 13.61 | 0.25 | 1.84 |
Control | 9.03 | 9.03 | 9.03 | 9.03 | ||
Mean | 11.11 | 11.28 | 11.47 |
CD0.05 | |
|---|---|
Temperature (T) | 0.06 |
Duration (D) | 0.03 |
Temperature × Duration (T × D) | 0.10 |