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MSA™ Calibration Gas Cylinders

Each lightweight calibration gas cylinder is supplied with an individual certificate of analysis and Material Safety Data Sheet (MSDS).

Manufacturer:  MSA™ 813720

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Catalog No. 2985262



MSA certifies that the gas mixture in each cylinder has been prepared gravimetrically, using NIST™ traceable weights.

  • For calibration of MSA instruments, each cylinder lists the proper instrument response settings
  • For calibration of other manufacturers' instruments, each calibration cylinder lists the actual gas fill in the cylinder
  • A lot number and nominal value of the gas constituents is reported on each cylinder label in percent by volume, percent by mass, ppm mass or volume
  • The uncertainty statement of the specified nominal value is also listed

Order Info

Model RP Cylinders for Reactive Gases: Pressure, 500psig; size, 13.75L × 3 in. diameter (34.9 x 7.6cm); weight, 1 lb. 11 oz. (0.76kg); aluminum construction.
Model RP Cylinders for Nonreactive Gases: Pressure, 1000psig; size, 13.75L × 3 in. diameter (34.9 x 7.6cm); weight, 2 lb. 13 oz. (1.27kg); steel construction.

When using MSA calibration gas to calibrate non-MSA instruments, you must refer to the manufacturer's instruction manual for proper instrument response.



15.32 gal.
For reactive gases2
1 lb.
Carbon monoxide 300ppm, methane 1.45%, hydrogen sulfide 10ppm, oxygen 15% in nitrogen
300ppm CO, 2.5% Methane, 10ppm H2S, 15% O2, in N2
Calibration Testing Gas
13.75 in.
3 in.