Product Description Item Number | 10153844 MSA Econo-Cal™ 34 Liter MSA Altair 2X H2S Single Gas Monitors, Concentration: 20 ppm H2S Keep your MSA Altair 2X Series H2S Single Gas Monitor calibrated, bump tested and ready for use. Includes RFID collar to be compatible with the MSA Galaxy GX2 Automated Test System.Each lightweight calibration gas cylinder is supplied with an individual certificate of analysis and Material Safety Data Sheet (MSDS). MSA certifies that the gas mixture in each cylinder has been prepared gravimetrically, using NIST* traceable weights. Regulators sold seperately. Each cylinder lists the PPM or percentage of gas contained within each cylinder.Specs: Pressure: 500 psig, 11"L x 2.3/4" diameter; weight, 1 lb. 1 oz.; Aluminum construction
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