Calibration Gases for Power Industry Analysis 

RM   Description

RM No.

Composition

Relative  

Expanded

Uncertainty

Dissolved gases analysis in   transformer oil

N2 balanceBW(DT)0159

Ar balanceBW(DT)0113

H21001000)、CO1001000)、CO25005000)、CH430300)、C2H630300)、ethylene30300)、acetylene30300and others gases, each   concentration can be adjusted with N2 or Ar balance

2%(k=2)

H2S in SF6

GBW(E)061532

51000ppmSF6 balance

2%(k=2)

CO in SF6

GBW(E)061533

51000ppmSF6 balance

2%(k=2)

SO2 in SF6

GBW(E)061534

51000ppmSF6 balance

2%(k=2)

SF6   Impurity analysis 1

BW(DT)0116

H2(5ppm),O2(5ppm),Ar(5ppm),N2(5ppm),CO(5ppm),CO2(5ppm),CF4(10ppm),C2F6(10ppm),C3F8(10ppm),SF6   or He balance

2%(k=2)

SF6   Impurity analysis 2

BW(DT)0116

H2S(100ppm),SOF2   (50ppm), F2O2S   (100ppm),COS(100ppm),CS2(100ppm),He(balance)

2%(k=2)