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Biogeochemistry

Einrichtungen

Bild Hubg1 Und 2 Ii

 

Reference materials HUBG1 and 2 (Methyl sulfates; Greule et al. 2019, DOI: 10.1002/rcm.8355) and
HUBG 3-5 (powdered wood; Greule et al. 2019, DOI: 10.1016/j.chemgeo.2019.119428)
for δ2H and δ13C measurements of plant methoxy groups are now available upon request.

 

 Gläser _alle _beschriftet

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

δ13C and δ2H determination of C1 compounds

 

  

Deltaplus Xl

 

 

 

 

Instruments:

  • Isotope mass spectrometer DeltaPlus XL (ThermoFisher Scientific)
  • Gas chromatograph 6890N (Agilent Technologies)

Applications:

δ13C and δ2H on CH4, CO2 and CH3I in the concentration range ~ 0.5 to 100 %

 

 

Anreicherungssystem Delta

 

 

 

 

Instruments:

  • Cryogenic pre-concentration unit (self-built), coupled with GC 6890N and DeltaPlus XL

Applications:

Isoprime

 

 

Instruments:

  • Isotope mass spectrometer Isoprime (Elementar)
  • Gas chromatograph 6890N (Agilent Technologies)

Anwendungen:

  • δ 13C und δ 2H on CH3Cl in the concentration range 0.5 – 10.000 ppmv

Mat 253 + Gc

 

 

 

 

Instruments:

  • Isotope mass spectrometer MAT 253 (ThermoFisher Scientific)
  • Gas chromatograph 6890N (Agilent Technologies)

Applications:

δ 13C and δ 2H on CH4, CO2 and CH3I in the concentration range ~ 0.5 to 100 %

 

δ13C and δ18O determination of carbonates

 

  

Mat 253 + Kiel Iv

 

 

Instruments:

  • Isotope mass spectrometer MAT 253 (ThermoFisher Scientific)
  • KIEL IV carbonate device (ThermoFisher Scientific)

Applications:

  • δ 13C and δ 18O on carbonates (smallest sample amounts in the range 10 to 100 µg)

 

 

Mass spectrometric analysis of compounds measurable by gas chromatographs

 

  

Gcms Qp2020 Shimadzu

 

 

Instruments:

  • Quadrupole mass spectrometer GCMS-QP2020 (Shimadzu)
  • Gas chromatograph GC-2010 Plus (Shimadzu)

Applications:

universal

Anreicherungseinheit Gc-ms

 

 

 

 

Instruments:

  • Cryogenic pre-concentration unit (self-built), coupled with GC-2010 Plus and GCMS-QP2020

Applications:

  • concentration measurement of CH3Cl in concentration range of pptv

Gcms 5973 _hewlett Packard_

 

 

 

Instruments:

  • Quadrupole mass spectrometer 5973 (Hewlett Packard)
  • Gas chromatograph HP6890 (Hewlett Packard)

Applications:

  • universal

Gcms 450 _varian _ii

 

 

Instruments:

  • Iontrap mass spectrometer 240-MS (Varian)
  • Gas chromatograph 450-GC (Varian)
  • PAL Autosampler (Varian)

Applications:

  • universal

Gcms Gct Premier _micromass _ii

 

Instruments:

  • Time-of-flight-mass spectrometer GCT Premier (Micromass)
  • Gas chromatograph 6890N (Agilent Technologies)
  • Combi PAL Autosampler (CTC)

Applications:

  • universal

 

 

Analysis of total gas compositions

 

  
Gc-bid

Instruments:

  • Gas chromatograph GC-2010 Plus Tracera (Shimadzu)
  • Barrier Discharge Ionization Detector (BID-2010 Plus, Shimadzu)

Applications:

  • Total gas composition (H2, N2, CO2, O2, CH4, CO) in the concentration range 50 ppm to 100 %

 

 

Methane concentration measurements

 

  
Gc-14b _fid_

 

Instruments:

  • Gas chromatograph GC-14B (Shimadzu)
  • Flame ionisation detector (FID)

Applications:

  • Measurements of CH4 concentrations in the range 100 ppb to 50 ppm

 

 

Determination of the methoxy content

 

  
Gc-fid 6980 _och3 _ii

Instruments:

  • Gas chromatograph HP6890 (Hewlett Packard)
  • Flame ionisation detector (FID)
  • 6890 Series Injector (Agilent)

Applications:

  • Determination of methoxy group content (-OCH3) in organic samples

 

 

Analysis of volatile organic compounds and alcohols

 

  
Gc-fid _shimadzu _ii

Instruments:

  • Gas chromatograph GC-2010 Plus (Shimadzu)
  • Flame ionisation detector (FID)
  • AOC-20i Auto Injector (Shimadzu)

Applications:

Analysis of volatile organic compounds (VOC) and alcohols

 

 

Analysis of organic C1 and C4 compounds

 

  
Gc-fid _carlo Erba _ii

Instruments:

  • Gas chromatograph GC 6000 Vega Series 2 (Carlo Erba)
  • Flame ionisation detector (FID)

Applications:

  • Analysis of C1 to C4 compounds in the concentration range 100ppb to 1000ppm

 

 

Continuous analysis of concentrations and δ13C-isotopic values of                                    
CH4 and CO2 in atmosphere und water

 

  

 

Fittosize _225 150 A40c161ddc30a9fe4d86b74666dcc204 20130916-18h12m33s-ff7 8375

Instrument:

  • Picarro G2201-i

Applications:

  • Continuous analysis of concentrations and δ13C-isotopic values of CH4 and CO2 in atmosphere und water

  • Concentration range:

                - Atmosphere:     CH4: 1.8 – 500 ppm

                                          CO2: 380 – 2000 ppm

                - Water:              CH4: from 3.6 nmol/l

 

Continious analysis of concentration and  δ15N- and δ18O-isotopic values of  N2O in the atmosphere

  
N2o-picarro Institut Geow

Instruments:

  • Picarro G5131-i

Applications:

  • Continuous analysis of concentration and δ15N- und δ18O-isotopic values of N2O in the atmosphere

  • Concentration range:  N2O: 300 – 1500 ppbv

 

Acid digestion of solids

 
Digi Prep

Instruments:

  • Digi Prep, graphite block digestion (SCP Sience)

Applications:

 

  • Preparation of open acid digestions

 
Mls Ethos

Instruments:

  • MLS ETHOS plus, microwave digestion system (MLS GmbH)

Applications:

 

  • Preparation of closed acid digestions

 
Mls Ultraclave

Instruments:

  • ultraCLAVE microwave digestion system (MLS GmbH)

Applications:

 

  • Preparation of closed acid digestions

 

 

Determination of ions in solutions

  
Ics 1100

Instruments:

  • ICS 1100, Ion chromatograph (Dionex)
  • Autosampler ASM 3 (Dionex)
     

Applications:

  • Quantitative determination of anions in solutions

Specord 50

Instruments:

  • Specord 50, UV / VIS spectrometer (analytik jena)

Applications:

  • Quantitative determination of anions and cations in solutions

 

Determination of carbon in solutions and solids

 
Toc-vcph

Instruments:

  • TOC-VCPH (Shimadzu)

Applications:

  • Quantitative determination of TC, IC and TOC in solutions
Toc-vcph-shimadzu

Instruments:

  • TOC-VCPH (Shimadzu) + module SSM-5000 A (Shimadzu)

Applications:

  • Quantitative determination of TC, IC and TOC in solids

 

Element analysis in solutions

  
Agilent 720 Icp-oes

Instruments:

  • Agilent 720 ICP-OES (Agilent Technologies)
  • Autosampler SC4 DX (Elemental Scientific)

Applications:

  • Quantitative determination of mayor and trace elements in solutions

  • Hydride generation as additional module, for determination of arsenic species As (III) und As(V)

 

Element and isotopic analysis in solutions

  
Icap Tqe Icp-ms

Instruments:

  • iCAP TQe ICP-MS (Thermo Scientific)
  • Autosampler SC2 DX (Elemental Scientific)

Applications:

  • Quantitative determination of elements (trace and ultra trace range) and isotopes in solutions

 

 

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Latest Revision: 2022-09-09
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