Shop by Brand - Single Gas Mix - RKI Instruments Replacement Calibration Gas
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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RKI Instruments 81-0176RK-04 Replacement Calibration Gas - 25 PPM Ammonia (29 Liter)
$232.0025 PPM Ammonia Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0176RK-04 Equivalent). -
RKI Instruments 81-0068RK-01 Replacement Calibration Gas - 100 PPM Carbon Monoxide (34 Liter)
$62.00100 PPM Carbon Monoxide Calibration Gas, Balance Nitrogen, 34 Liter Steel Cylinder (RKI Instruments 81-0068RK-01 Equivalent). -
RKI Instruments 81-0196RK-04 Replacement Calibration Gas - 10 PPM Hydrogen Cyanide (29 Liter)
$232.0010 PPM Hydrogen Cyanide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0196RK-04 Equivalent). -
RKI Instruments 81-0013RK Replacement Calibration Gas - 50% LEL Methane (17 Liter)
$50.0050% LEL Methane Calibration Gas, Balance Nitrogen, 17 Liter Steel Cylinder (RKI Instruments 81-0013RK Equivalent). -
RKI Instruments 81-0081RK-01 Replacement Calibration Gas - 2000 PPM R-22 (34 Liter)
$62.002000 PPM R-22 Calibration Gas, Balance Air, 34 Liter Steel Cylinder (RKI Instruments 81-0081RK-01 Equivalent). -
RKI Instruments 81-0072RK-03 Replacement Calibration Gas - 2.5% by volume Carbon Dioxide (103 Liter)
$145.002.5% by volume Carbon Dioxide Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (RKI Instruments 81-0072RK-03 Equivalent). -
RKI Instruments 81-0007RK-03 Replacement Calibration Gas - 15% LEL Hexane (103 Liter)
$145.0015% LEL Hexane Calibration Gas, Balance Air, 103 Liter Steel Cylinder (RKI Instruments 81-0007RK-03 Equivalent). -
RKI Instruments 81-0150RK-02 Replacement Calibration Gas - 10 PPM Hydrogen Sulfide (58 Liter)
$150.0010 PPM Hydrogen Sulfide Calibration Gas, Balance Nitrogen, 58 Liter Aluminum Cylinder (RKI Instruments 81-0150RK-02 Equivalent). -
RKI Instruments 81-0016RK-05 Replacement Calibration Gas - 100% Methane (58 Liter)
$175.00100% Methane Calibration Gas, 58 Liter Aluminum Cylinder (RKI Instruments 81-0016RK-05 Equivalent). -
RKI Instruments 81-0076RK-01 Replacement Zero Air - 20.9% Oxygen (34 Liter)
$62.0020.9% Oxygen (Zero Air) Calibration Gas, Balance Nitrogen, 34 Liter Steel Cylinder (RKI Instruments 81-0076RK-01 Equivalent).
