1、Calibration Gases for Environmental Monitoring

Component Name	Balance Gas
NO2	Air
SO2	N2
H2S	N2
CO	N2
CO2	N2
NO	N2
CH3SCH3	N2

2、Calibration Gases for Air Seperation Testing

Component Name	Balance Gas
H2  CO2  O2  N2O  N2  Kr  CH4  Xe  CO	He
H2  N2O  N2  Kr  CH4  Xe  CO  Ar	O2
H2  N2  CH4  CO  O2	Ne
CH4  H2  O2  CO  N2  CO2	Ar

3、Calibration Gases for Vehicle Emission Testing

Component Name	Balance Gas
NO  CO2  CO	N2
C3H8  CO  CO2	N2
CO  C3H8	N2
CO  C3H8  CO2	N2
CO  C3H8	N2
NO	N2

4、Calibration Gases for Earthquake Monitoring  

Component Name	Balance Gas
He  Ar  H2  CO2  CH4	N2
He  Ar  H2  CO	N2

 5、Calibration Gases for Flammable Gases Alarm

Component Name	Balance Gas
CH4	Air
C4H10	Air
C3H8	Air
H2	Air
C3H6	Air
CO  CH4  O2	N2