P/N: 74L-428X-20 Key Specs
Item
CALIBRATION GAS METHANE 74L
Condition
New OEM Original
Calibration Certificate
NIST
Connection Size
C-10 (5/8 in UNF)
Cylinder Diameter
4-1/4 in
Cylinder Material
Aluminum
For Use With
Any and All OEM Gas Detectors
Gas Mixture
20 PPM Hydrogen Sulfide, 1.45% Methane, (29% LEL) , (58% LEL Pentane Equivalent) , 15% Oxygen, Balance Nitrogen
Gas Name
Hydrogen Sulfide, Methane, Nitrogen, Oxygen