Instrument - Thermo Environmental Instruments 42C NO NO2 NOx Analyzer

Short name:
Thermo NOx (far)

Full name:
Thermo Environmental Instruments 42C NO NO2 NOx Analyzer

What is being measured:
NO

Sampling Protocol:
Online

Manufacturer:
Thermo Scientific

Model:
42C

Instrument year :
None specified

Data recording software:
DAQFactory

Data analysis software:

Raw data time resolution:
60s

Analysis data averaging:
60s

Detection limit:
0.4 ppb

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

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

Sampling method:
direct sampling

Sample preparation method:
NA

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

Length of tubing (cm):
5883

Instrument flow rate:
0.6 LPM

Tubing inner diameter:
1/4 inch

Tubing material:
FEP Teflon

Chemical identification method:
Chemiluminescence

Data analysis method:

Quantification method:
Voltage from PMT is read via Labjack and is converted into concentration by calibration curve.

Calibration method:
Calibration using standard NO gas

Calibration drift estimate:
Medium (on the order of days)

Calibration schedule:
As Needed

Uncertainty estimation method:
Propagated from calibration

Known interferences:

Link to supplemental information:

Additional notes:

Measurement uncertainty:
1%

Measurement units:
ppb

Characterizations