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spruce

The calorific value and the elementary analysis refers to dry biomass.

calorific value

gross: 20058 kJ/kg   statistics...
net:   18806 kJ/kg   statistics...

elementary analysis

C:  51.06 wt.%,dm   statistics...
H:   5.75 wt.%,dm   statistics...
N:   0.11 wt.%,dm   statistics...
S:   0.01 wt.%,dm   statistics...
Cl:  0.01 wt.%,dm   statistics...
O:  by difference

trace elements

Mg:
Ca:
Al:
Si:
P:
Fe:
As:
Cr:
Ti:
Zn:
Ba:
Ni:
Pb:      1.01 ppm   statistics...
Cd:      0.19 ppm   statistics...
Cu:      0.90 ppm   statistics...
Hg:      0.01 ppm   statistics...

ash content

a:  0.77 wt.%,dm   statistics...

ash analysis

CO2:   23.07 wt.%   statistics...
SO3:    1.24 wt.%   statistics...
Cl:     0.12 wt.%   statistics...
P2O5:   3.48 wt.%   statistics...
SiO2:  16.20 wt.%   statistics...
Fe2O3:  0.78 wt.%   statistics...
Al2O3:  0.67 wt.%   statistics...
CaO:   31.95 wt.%   statistics...
MgO:    3.30 wt.%   statistics...
Na2O:   0.25 wt.%   statistics...
K2O:   10.37 wt.%   statistics...
TiO2: 

ash analysis of heavy metals

Pb:     29.00 ppm   statistics...
Cd:      1.16 ppm   statistics...
Cu:    590.33 ppm   statistics...
Hg:      1.77 ppm   statistics...
Mn:
Cr:

thermal ash behaviour

for more information about SIT, SOT, HT and FT look at Characterisation of ash behaviour

SIT:  1197 °C   statistics...
SOT:  1543 °C   statistics...
HT:   1693 °C   statistics...
FT:   1737 °C   statistics...

reference: 1, 31

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