Biochar from oak wood 400/60/0 (#3532)

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ID-number#3532
MaterialBiochar from oak wood 400/60/0
Sample lot size10kg
Combustion temperature400oC
ProducerECN, Netherlands
Production date2015-10-06
SubmitterLydia Fryda
Submitter organisationECN (Netherlands)
Submission date2015-10-08

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis
Moisture content wt% 2.50 0.10 EUROFINS 2015-03-10 DIN 51718
Volatile matter wt% 23.40 24.00 26.91 ECN 2012-10-09 EN 15148
Ash content at 550°C wt% 10.53 10.80 0.10 EUROFINS 2015-03-10 Analogue DIN 51719
Fixed carbon wt% 63.57 65.20 73.09 Calculated

Ultimate Analysis
Carbon wt% 69.62 71.40 80.04 0.20 EUROFINS 2015-03-10 DIN 51732
Hydrogen wt% 3.22 3.30 3.70 0.10 EUROFINS 2015-03-10 DIN 51732
Nitrogen wt% 0.33 0.34 0.38 0.05 EUROFINS 2015-03-10 DIN 51732
Sulphur wt% 0.04 0.04 0.04 0.03 ECN 2013-03-04 BS EN 15289
Oxygen wt% 13.75 14.10 15.81 ECN 2015-03-10 EN 15104
Total (with halides) wt% 100.14 100.14 100.16 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg (dry) ECN 2013-03-04
Gross calorific value (HHV) MJ/kg 23.64 24.25 27.19 ECN 2013-03-12 EN 14918
HHVMilne MJ/kg 26.16 26.83 30.08 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 1 512.2 1 551.0 1 738.8 ECN 2013-03-12 BS EN 15289
Bromine (Br) mg/kg 9.8 10.0 11.2 ECN 2013-03-12 BS EN 15289
Fluorine (F) mg/kg 34.1 35.0 39.2 ECN 2013-03-12 BS EN 15289

Major elements
Aluminium (Al) mg/kg (dry) 2 065.0 ECN 2013-03-12 NEN 6966
Calcium (Ca) mg/kg (dry) 31 857.0 ECN 2013-03-12 NEN 6966
Silicon (Si) mg/kg (dry) 15 966.0 ECN 2013-03-12 NEN 6966
Titanium (Ti) mg/kg (dry) 235.0 ECN 2013-03-12 NEN 6966

Minor elements
Arsenic (As) mg/kg (dry) 3.0 3.0 ECN 2013-03-12 NEN 6966
Cadmium (Cd) mg/kg (dry) 0.0 ECN 2013-03-12 NEN 6966
Cobalt (Co) mg/kg (dry) 1.0 ECN 2013-03-12 NEN 6966
Chromium (Cr) mg/kg (dry) 24.0 ECN 2013-03-12 NEN 6966
Copper (Cu) mg/kg (dry) 24.0 ECN 2013-03-12 NEN 6966
Manganese (Mn) mg/kg (dry) 53.0 ECN 2013-03-12 NEN 6966
Nickel (Ni) mg/kg (dry) 14.6 ECN 2013-03-12 NEN 6966
Lead (Pb) mg/kg (dry) 18.9 ECN 2013-03-12 NEN 6966
Vanadium (V) mg/kg (dry) 7.3 ECN 2013-03-12 NEN 6966
Zinc (Zn) mg/kg (dry) 83.0 ECN 2013-03-12 NEN 6966
Barium (Ba) mg/kg (dry) 53.0 ECN 2013-03-12 NEN 6966
Selenium (Se) mg/kg (dry) 3.0 ECN 2013-03-12 NEN 6966

Other elements
Tin (Sn) mg/kg (dry) 11.3 ECN 2013-03-12 NEN 6966
Strontium (Sr) mg/kg (dry) 76.7 ECN 2013-03-12 NEN 6966
Boron (B) mg/kg (dry) 14.6 ECN 2013-03-12 NEN 6966
Antimony (Sb) mg/kg (dry) 8.0 ECN 2013-03-12 NEN 6966
Tungsten (W) mg/kg (dry) 3.0 ECN 2013-03-12 NEN 6966

Special components
pH pH 8.3 EUROFINS 2015-03-17 DIN ISO 10390
Total sum of PAH mg/kg (dry) 8.2 EUROFINS 2015-03-17 analogue DIN EN 15527
Conductivity mS/m 25 °C 132 EUROFINS 2015-03-17 BGK Chapt. III C2

Physical Properties

Commonly used properties
Bulk density (ar) kg/m³ (ar) 273 EUROFINS 2015-03-17 DIN 51705
Water holding capacity wt% 7.50 EUROFINS 2015-03-10 DIN EN ISO 14238, A
Specific surface area (BET) m²/g 17.20 EUROFINS 2015-03-10 DIN 66132 ISO 9277