Shop by Brand - Single Gas Mix
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 81-0185RK-04 Replacement Calibration Gas - 0.5 PPM Phosphine (29 Liter)
$232.000.5 PPM Phosphine Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0185RK-04 Equivalent). -
RKI Instruments Instruments 81-0175RK-04 Replacement Calibration Gas - 10 PPM Ammonia (29 Liter)
$232.0010 PPM Ammonia Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0175RK-04 Equivalent). -
RKI Instruments 81-0181RK-04 Replacement Calibration Gas - 25 PPM Nitric Oxide (29 Liter)
$232.0025 PPM Nitric Oxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0181RK-04 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 81-0170RK-04 Replacement Calibration Gas - 5 PPM Sulfur Dioxide (29 Liter)
$103.005 PPM Sulfur Dioxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0170RK-04 Equivalent). -
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 81-0180RK-04 Replacement Calibration Gas - 10 PPM Nitrogen Dioxide (29 Liter)
$232.0010 PPM Nitrogen Dioxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0180RK-04 Equivalent). -
Industrial Scientific 1810-5452 Replacement Calibration Gas - 25 PPM Nitrogen Dioxide (29 Liter)
$232.0025 PPM Nitrogen Dioxide Calibration Gas, Balance Air, 29 Liter Aluminum Cylinder (Industrial Scientific 18105452 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-7292 Replacement Calibration Gas - 100 PPM Isobutylene (29 Liter)
$100.00100 PPM Isobutylene Calibration Gas, Balance Air, 29 Liter Aluminum Cylinder (Industrial Scientific 18107292 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4992 Replacement Calibration Gas - 5 PPM Sulfur Dioxide (29 Liter)
$150.005 PPM Sulfur Dioxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18104992 Equivalent). RFID tag is not included.
