From: Bioupgrading of the aqueous phase of pyrolysis oil from lignocellulosic biomass: a platform for renewable chemicals and fuels from the whole fraction of biomass
Property
Pyrolysis oil
Heavy fuel oil
References
Water (wt%)
15–30
0.1
(Oasmaa and Czernik 1999; Zhang et al. 2007; Valle et al. 2019)
pH
2–4
–
Viscosity (centipoise, 50 °C)
40–100
180
C (wt%)
48–65
83–86
O (wt%)
30–45
 < 1
H (wt%)
5.5–7
11–14
N (wt%)
0–0.2
0.3
S (wt%)
 < 0.05
 < 3
