Biochar from Green waste (#3515)

ID-number#3515
MaterialBiochar from Green waste
DescriptionGarden waste from Purmerend (Stadsbosbeheer Purmerend), product from large scale gasification @ 670oC
Classification CEN/TS 14961 classification ▸ Solid biofuels ▸ Woody biomass ▸ Forest and plantation wood ▸ Landscape management woody biomass
ECN Phyllis classification ▸ Biochar ▸ European Biochar Certificate
NTA 8003 classification ▸ [800] samengestelde stromen ▸ [804] brandstof na carbonisatie
Sample date2015-06-02
Sample locationPurmerend, NL
Sample lot size100 kg
ProducerECN, Netherlands
Production date2015-09-01
SubmitterLydia Fryda
Submitter organisationECN (Netherlands)
Submission date2015-06-30

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 3.20 0.10 EUROFINS DIN 51718
Volatile matter wt% 9.87 10.20 11.68 0.20 EUROFINS DIN 51720
Ash content at 550°C wt% 12.29 12.70 0.10 EUROFINS Analogue DIN 51719
Ash content at 815°C wt% 10.36 10.70 0.10 EUROFINS DIN 51719
Fixed carbon wt% 74.63 77.10 88.32 Calculated

Ultimate Analysis

Carbon wt% 79.47 82.10 94.04 0.20 EUROFINS DIN 51732
Hydrogen wt% 1.40 1.45 1.66 0.10 EUROFINS DIN 51732
Nitrogen wt% 0.76 0.78 0.89 0.05 EUROFINS DIN 51732
Sulphur wt% 0.05 0.05 0.05 EUROFINS DIN 51732
Oxygen wt% 2.83 2.92 3.34 EUROFINS DIN 51733 calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 28.35 29.37 33.64 2.00 EUROFINS DIN 51900
Gross calorific value (HHV) MJ/kg 28.73 29.68 34.00 2.00 EUROFINS DIN 51900
HHVMilne MJ/kg 28.36 29.30 33.57 Calculated

Chemical Analyses

Major elements

Potassium (K) mg/kg (dry) 11 000.0 EUROFINS DIN EN ISO 11885
Sodium (Na) mg/kg (dry) 740.0 EUROFINS DIN EN ISO 11885
Calcium (Ca) mg/kg (dry) 23 000.0 EUROFINS DIN EN ISO 11885
Silicon (Si) mg/kg (dry) 17 000.0 EUROFINS DIN EN ISO 11885
Magnesium (Mg) mg/kg (dry) 2 900.0 EUROFINS DIN EN ISO 11885
Iron (Fe) mg/kg (dry) 240.0 EUROFINS DIN EN ISO 11885
Phosphorus (P) mg/kg (dry) 2 600.0 EUROFINS DIN EN ISO 11885

Minor elements

Chromium (Cr) mg/kg (dry) 12.0 1.0 EUROFINS DIN EN ISO 17294-2
Copper (Cu) mg/kg (dry) 21.0 1.0 EUROFINS DIN EN ISO 17294-2
Manganese (Mn) mg/kg (dry) 330.0 1.0 EUROFINS DIN EN ISO 17294-2
Nickel (Ni) mg/kg (dry) 14.0 1.0 EUROFINS DIN EN ISO 17294-2
Lead (Pb) mg/kg (dry) 42.0 1.0 EUROFINS DIN EN ISO 17294-2
Zinc (Zn) mg/kg (dry) 130.0 1.0 EUROFINS DIN EN ISO 17294-2

Other elements

Boron (B) mg/kg (dry) 73.0 EUROFINS DIN EN ISO 17294-2

Special components

pH pH 8.5 EUROFINS DIN EN ISO 10390
Total sum of PAH mg/kg (dry) 1.9 EUROFINS analogue DIN EN 15527
Conductivity mS/m 25 °C 60 0 EUROFINS BGK Chapt. III C2

Physical Properties

Commonly used properties

Bulk density (ar) kg/m³ (ar) 102 EUROFINS DIN 51705
Water holding capacity wt% 217.00 EUROFINS DIN EN ISO 14238, A
Specific surface area (BET) m²/g 119.00 EUROFINS DIN 66132 ISO 9277

Leaching Properties

Availability

pH pH 8.5 EUROFINS DIN ISO 10390
Conductivity mS/m 25 °C 60 EUROFINS BGK Chapt. III C2