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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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MSA 491041 Replacement Calibration Gas - 50% LEL (2.5% vol.) Methane (103 Liter)
$145.0050% LEL (2.5% vol.) Methane Calibration Gas, Balance Air, 103 Liter Steel Cylinder (MSA 491041 Equivalent). -
MSA 815307 Replacement Calibration Gas - 50% LEL (2.5% vol.) Methane (Bump Gas)
$50.0050% LEL (2.5% vol.) Methane Calibration Gas, Balance Air, 11L Bump Gas Cylinder Cylinder (MSA 815307 Equivalent). -
MSA 461047 Replacement Calibration Gas - 25% LEL (1.25% vol.) Methane (17 Liter)
$50.0025% LEL (1.25% vol.) Methane Calibration Gas, Balance Air, 17 Liter Steel Cylinder (MSA 461047 Equivalent). -
MSA 459945 Replacement Calibration Gas - 40% LEL (2% vol.) Methane (17 Liter)
$50.0040% LEL (2% vol.) Methane Calibration Gas, Balance Air, 17 Liter Steel Cylinder (MSA 459945 Equivalent). -
MSA 493580 Replacement Calibration Gas - 5% by volume Oxygen (103 Liter)
$145.005% by volume Oxygen Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (MSA 493580 Equivalent). -
MSA 711058 Replacement - 10 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen (29L)
$165.0010 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (MSA 711058 Equivalent). -
MSA 10048790 Replacement - 20 PPM Hydrogen Sulfide, 1.45% Methane, 15% Oxygen, Balance Nitrogen (29L)
$165.0020 PPM Hydrogen Sulfide, 1.45% Methane, 15% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (MSA 10048790 Equivalent). -
MSA 10048888 Replacement - 20 PPM Hydrogen Sulfide, 2.5% Methane, 15% Oxygen, Balance Nitrogen (29L)
$165.0020 PPM Hydrogen Sulfide, 2.5% Methane, 15% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (MSA 10048888 Equivalent). -
MSA 804769 Replacement - 10 PPM Hydrogen Sulfide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen (58L)
$248.0010 PPM Hydrogen Sulfide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (MSA 804769 Equivalent). -
MSA 813720 Replacement - 10 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 50% LEL Methane, 15% Oxygen, Balance Nitrogen (58L)
$248.0010 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 50% LEL Methane, 15% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (MSA 813720 Equivalent).
