MSA offers a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified to be prepared gravimetrically, using NIST traceable weights. The lot number and nominal value of the gas constituents in volume, percent by mass, PPM, or volume is specified on the cylinder.
Model R
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400 psig
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Measures 10 3/4" x 2 3/4" inches and weighs 1.4 lbs
Model RP
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Aluminum 500 psig cylinder contains approximately 34 liters at atmospheric pressure
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Measures 13-3/4 x 3 inches and weighs one pound, 11 ounces.
Econo-Cal
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Aluminum 500 psig cylinder contains approximately 34 liters at atmospheric pressure
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Measures 13-3/4 x 3 inches and weighs one pound, 11 ounces.
Model BD-20
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Steel 2,200 psig of pressure cylinder contains approximately 552 liters (20 cubic feet) of gas at atmospheric pressure
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Measures 25 x 4-1/4 inches and weighs ten pounds, nine ounces