Instrument - GC-FID (Gas Chromatograph with Flame Ionization Detector)
Short name:
GC
Full name:
GC-FID (Gas Chromatograph with Flame Ionization Detector)
What is being measured:
Sampling Protocol:
Online
Manufacturer:
Hewlett Packard
Model:
6890N
Instrument year
:
None specified
Data recording software:
HPCore Chemstation
Data analysis software:
Matlab/Manually
Raw data time resolution:
~14 mins (vary with method)
Analysis data averaging:
Detection limit:
Varies depending on compound and column (~10 ppt)
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:
Data analysis method:
Integrating peak area, either by hand, or using a custom-written Matlab tool.
Quantification method:
Calibration method:
Calibration with a fourier transform infrared absorption spectrometer (FT-IR) and the absorption compounds of the chemical of interest from, e.g., PNNL, . Usually, this is performed by sampling from a pillow bag that is also used to sample for the FT-IR. . Also, serial dilutions
Calibration drift estimate:
Low (on the order of weeks)
Calibration schedule:
As Needed
Uncertainty estimation method:
Depends on person integrating and each user should calculate this for themselves
Known interferences:
Link to supplemental information:
Additional notes:
Measurement uncertainty:
Measurement units: