GASCO CALIBRATION GAS 34L-428-20X CALIBRATION GAS 34L 500 PSI

GASCO CALIBRATION GAS 34L-428-20X - CALIBRATION GAS 34L 500 PSI - CALIBRATION GAS GAS NAME METHANE HYDROGEN SULFIDE OXYGEN NITROGEN GAS MIXTURE 1.45 PERCENT VOL. CH4 (58 PERCENT LEL PENT. EQ.) 20 PPM H2S 15 PERCENT O2 BALANCE N2 BACKGROUND GAS NITROGEN CYLINDER CAPACITY 34L CYLINDER MATERIAL ALUMINUM FOR USE WITH ANY AND ALL OEM GAS DETECTORS CONNECTION SIZE C-10 MAX PRESSURE 500 PSI CYLINDER DIA 3-1/8 IN. CYLINDER HEIGHT 10-3/4 IN. ACCURACY +/-5 PERCENT CALIBRATION CERTIFICATE NIST - EQUAL TO 29YC56