Matheson 8-350 Dual Stage High Purity Gas Regulator 3,000 psi Y2025OB2 all come with certificate of

all come with certificate of calibration expired as shown in pictures

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Matheson 8-350 Dual Stage High Purity Gas Regulator 3,000 psi Y2025OB2 all come with certificate ofMatheson 8 350 Dual Stage Double gauge (63 3112 , 63 3133 HP and LP Gauges) High Purity Gas Regulator 3,000 psi Brand: Matheson Model: 8 350 Units of Measurement: kPa, psi Max Pressure: 3,000 psi High Pressure and Low Pressure Gauges