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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 1810-5593 Replacement Calibration Gas - 25 PPM Ammonia (29 Liter)
$232.0025 PPM Ammonia Calibration Gas, Balance Air, 29 Liter Aluminum Cylinder (Industrial Scientific 18105593 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-7805 Replacement Calibration Gas - 5 PPM Phosphine (29 Liter)
$232.005 PPM Phosphine Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18107805 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4976 Replacement Calibration Gas - 5 PPM Nitrogen Dioxide (29 Liter)
$232.005 PPM Nitrogen Dioxide Calibration Gas, Balance Air, 29 Liter Aluminum Cylinder (Industrial Scientific 18104976 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4984 Replacement Calibration Gas - 25 PPM Hydrogen Sulfide (29 Liter)
$150.0025 PPM Hydrogen Sulfide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18104984 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4398 Replacement Calibration Gas - 1 PPM Phosphine (29 Liter)
$232.001 PPM Phosphine Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18104398 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9191 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18109191 Equivalent). RFID tag is not included. -
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 1810-9192 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18109192 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.
