Table 2: Proximate and ultimate analysis of oil-palm shell, oil-palm kernel, and cassava pulp residue and particle true densities.

BiomassUltimate analysis1, (%wt)Proximate analysis2, (%wt)Solid density3, (g/cm3)
CHNSOVolatileFixed carbonAshTrue densityApparent density

PS49.346.000.780.3343.5572.5625.971.471.431.28
PK43.846.133.110.0646.8679.6816.783.541.401.30
CPR43.086.100.400.0750.3683.8612.124.021.371.13

Dry and ash-free basis.
Dry basis.
Particle size of 1.55 mm.