Short name:
GC-FID (near)

Full name:
Gas Chromatography Flame Ionization Detector

What is being measured:
Gaseous hydrcarbons

Sampling Protocol:
Online

Manufacturer:
Agilent

Model:
7890A

Instrument year :
None specified

Data recording software:
GC ChemStation Online

Data analysis software:
GC ChemStation offline

Raw data time resolution:
~ 12min

Analysis data averaging:
N/A

Detection limit:
Depends on the column & target compound

Sensitivity to temperature (and correction method, if applicable): :

Sensitivity to relative humidity (and correction method, if applicable): :

Sampling method:
Direct sampling

Sample preparation method:
Derivatized sample can be used

Sample residence time (chamber to instrument) (seconds):

Length of tubing (cm):
195.58

Instrument flow rate:

Tubing inner diameter:
1/4 inch

Tubing material:
FEP Teflon

Chemical identification method:
gas-chromatography flame ionization detection

Data analysis method:
Area at the targeting compounds' retention time is printed from the software. Area is sensitive to the slope of baseline.

Quantification method:
Area of the peak

Calibration method:
Calibrated by injecting known amount of hydrocarbon into a pillow bag

Calibration drift estimate:
Low (on the order of weeks)

Calibration schedule:
As Needed

Uncertainty estimation method:
Introducing standard chemical into the pillow bag

Known interferences:
Moisture, hydrocarbon in the air that is used to lighting up the flame

Link to supplemental information:

Additional notes:

Measurement uncertainty:
NA

Measurement units:
ppb