Instrument - Gas Chromatography - Mass Spectrometry
Short name:
GC-MS
Full name:
Gas Chromatography - Mass Spectrometry
What is being measured:
Condensed Phase Organics
Sampling Protocol:
Offline
Manufacturer:
Agilent
Model:
6890N gas chromatograph, Agilent 5973N quadrupole mass spectrometer
Instrument year
:
None specified
Data recording software:
Chemstation
Data analysis software:
Chemstation
Raw data time resolution:
<0.1 min
Analysis data averaging:
Detection limit:
Varies
Sensitivity to temperature (and correction method, if applicable):
:
Sensitivity to relative humidity (and correction method, if applicable):
:
Sampling method:
Sample preparation method:
Sample residence time (chamber to instrument) (seconds):
Length of tubing (cm):
Instrument flow rate:
Tubing inner diameter:
Tubing material:
Chemical identification method:
Identifies chemicals by mass fragmentation patterns coupled to retention time
Data analysis method:
Data are analyzed by looking at chromatograms and mass spectra
Quantification method:
Quantification is done via integration of chromatographic peaks, and applying a calibration curve that is measured using authentic standards.
Calibration method:
Calibration is done by running standards at known concentrations with the desired method of analysis
Calibration drift estimate:
Calibration schedule:
Uncertainty estimation method:
Reproducibility and/or estimated error propagation
Known interferences:
Link to supplemental information:
Additional notes:
Measurement uncertainty:
20-30%
Measurement units:
ln(A/A0)