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We've made it easy for you to find your equivalent calibration gas. Just enter your part number in the search box (top right of every page). Or use the filters in the left column to narrow in on your calibration gas. Save up to 50% of the cost of brand name gases. We supply identical mixtures with ISO and NIST certification.
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Industrial Scientific 1810-0453 Replacement Calibration Gas - 25% LEL Hydrogen (34 Liter)
$62.0025% LEL Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (Industrial Scientific 18100453 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-3945 Replacement Calibration Gas - 100 PPM Hydrogen (34 Liter)
$62.00100 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (Industrial Scientific 18103945 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-0461 Replacement Calibration Gas - 50% LEL Hydrogen (34 Liter)
$62.0050% LEL Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (Industrial Scientific 18100461 Equivalent). RFID tag is not included. -
RKI Instruments 81-0001RK-31 Replacement Calibration Gas - 33% LEL Hydrogen (34 Liter)
$62.0033% LEL Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0001RK-31 Equivalent). -
RKI Instruments 81-0000RK-31 Replacement Calibration Gas - 4000 PPM Hydrogen (34 Liter)
$62.004000 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0000RK-31 Equivalent). -
RKI Instruments 81-0000RK-21 Replacement Calibration Gas - 2000 PPM Hydrogen (34 Liter)
$62.002000 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0000RK-21 Equivalent). -
RKI Instruments 81-0000RK-73 Replacement Calibration Gas - 500 PPM Hydrogen (34 Liter)
$62.00500 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0000RK-73 Equivalent). -
RKI Instruments 81-0000RK-61 Replacement Calibration Gas - 5000 PPM Hydrogen (34 Liter)
$62.005000 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0000RK-61 Equivalent). -
RKI Instruments 81-0001RK-21 Replacement Calibration Gas - 30% LEL Hydrogen (34 Liter)
$62.0030% LEL Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0001RK-21 Equivalent). -
RKI Instruments 81-0000RK-41 Replacement Calibration Gas - 3000 PPM Hydrogen (34 Liter)
$62.003000 PPM Hydrogen Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0000RK-41 Equivalent).
