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Table 2 Raw material characterization data

From: Supercritical fluid extraction of polyphenols from lees: overall extraction curve, kinetic data and composition of the extracts

Particle size distribution Pore diameter (mm) Value
Raw material retained (%)
Series Tyler (mesh)
 – <0.074 11 ± 2
 200 0.074 22 ± 4
 100 0.15 28 ± 5
 80 0.18 11 ± 3
 48 0.30 15 ± 6
 32 0.50 5 ± 1
 24 0.71 4 ± 1
 16 1.00 4 ± 2
  Total 100
Geometric mean diameter of the particle (mm)   0.18 ± 0.01
Moisture (%)   12.3 ± 0.2
Lipids (%)   1.43 ± 0.04
True density (kg/m3)   1631 ± 1
Bed apparent density (kg/m3)   367 ± 1
Bed porosity   0.775 ± 0.002