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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 54-9047E Replacement - 25 PPM Hydrogen Sulfide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Biosystems 54-9047E Equivalent). -
Biosystems 54-9049E Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 1.62% (50% LEL) Propane Simulant, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 1.62% (50% LEL) Propane Simulant, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Biosystems 54-9049E Equivalent).
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