Short name:
Picarro

Full name:
Picarro CO2 CO CH4 G2401

What is being measured:
CO, CO2, CH4, H2O

Sampling Protocol:
Online

Manufacturer:
Picarro

Model:
G2401

Instrument year :
2012

Data recording software:
MICAS-X

Data analysis software:
NA

Raw data time resolution:
1 sec

Analysis data averaging:
3 sec

Detection limit:
1-sigma raw measurement precision (5 sec): < 50 ppb for CO2, < 15 ppb for CO, and < 1ppb for CH4 (per instrument specs). H2O: <0.004% (40 ppm) (per experiment)

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

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

Sampling method:
Direct gas sampling through particle filter

Sample preparation method:
NA

Sample residence time (chamber to instrument) (seconds):
1

Length of tubing (cm):

Instrument flow rate:

Tubing inner diameter:

Tubing material:
FEP Teflon

Chemical identification method:
NA

Data analysis method:
NA

Quantification method:
NA

Calibration method:
CO/CO2/CH4 Calibration gas standard at least 3 concentrations

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

Calibration schedule:
Variable, dependent on measurement needs (min biannually)

Uncertainty estimation method:
Based on periodic calibrations

Known interferences:
Minimal

Link to supplemental information:

Additional notes:

Measurement uncertainty:
<5%

Measurement units:
CO2: ppm, CO: ppm, CH4: ppm, H2O: parts per hundred