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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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Biosystems 54-9056 Replacement Calibration Gas - 5 PPM Nitrogen Dioxide (58 Liter)
$335.005 PPM Nitrogen Dioxide Calibration Gas, Balance Air, 58 Liter Aluminum Cylinder (Biosystems 54-9056 Equivalent). -
Biosystems 54-9059 Replacement Calibration Gas - 5 PPM Nitrogen Dioxide (29 Liter)
$232.005 PPM Nitrogen Dioxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Biosystems 54-9059 Equivalent). -
Biosystems 54-9068E Replacement Calibration Gas - 50% LEL Pentane Simulant / 18% Oxygen (103 Liter)
$145.0050% LEL Pentane Simulant / 18% Oxygen Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (Biosystems 54-9068E Equivalent). -
Biosystems 54-9073 Replacement Calibration Gas - 5 PPM Phosphine (29 Liter)
$232.005 PPM Phosphine Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Biosystems 54-9073 Equivalent). -
Biosystems 54-9031 Replacement - 50% LEL Methane, 18% Oxygen, Balance Nitrogen (103L)
$145.0050% LEL Methane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Biosystems 54-9031 Equivalent). -
Biosystems 54-9065 Replacement Calibration Gas - 5 PPM Phosphine (58 Liter)
$351.005 PPM Phosphine Calibration Gas, Balance Nitrogen, 58 Liter Aluminum Cylinder (Biosystems 54-9065 Equivalent). -
Biosystems 54-9032E Replacement Calibration Gas - 50% LEL Propane Simulant / 18% Oxygen (103 Liter)
$145.0050% LEL Propane Simulant / 18% Oxygen Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (Biosystems 54-9032E Equivalent). -
Biosystems 54-9058 Replacement Calibration Gas - 10 PPM Sulfur Dioxide (29 Liter)
$103.0010 PPM Sulfur Dioxide Calibration Gas, Balance Nitrogen, 29 Liter Aluminum Cylinder (Biosystems 54-9058 Equivalent). -
Biosystems 54-9037 Replacement Calibration Gas - 10 PPM Sulfur Dioxide (58 Liter)
$150.0010 PPM Sulfur Dioxide Calibration Gas, Balance Nitrogen, 58 Liter Aluminum Cylinder (Biosystems 54-9037 Equivalent). -
Biosystems 54-9039 Replacement Zero Air - 20.9% Oxygen (103 Liter)
$139.0020.9% Oxygen (Zero Air) Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (Biosystems 54-9039 Equivalent).
