{"product_id":"methane-2-5-50-lel-oxygen-20-9-nitrogen-calibration-gas","title":"Methane 2.5% (50% LEL)\/ Oxygen 20.9%\/ Nitrogen Calibration Gas","description":"\u003cp\u003e\u003cstrong\u003eMethane 2.5% (50% LEL) \/ Oxygen 20.9% \/ Nitrogen Calibration Gas\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Methane 2.5% (50% LEL) \/ Oxygen 20.9% \/ Nitrogen Calibration Gas Cylinder is a certified calibration gas mixture designed for calibrating and bump testing compatible combustible gas and oxygen detectors. Containing 2.5% methane (50% of the Lower Explosive Limit), 20.9% oxygen, and balance nitrogen, this gas mixture provides a dependable reference standard for verifying detector accuracy, sensor response, and alarm functionality.\u003c\/p\u003e\n\u003cp\u003eCommonly used by industrial safety professionals, oil and gas operations, wastewater treatment facilities, manufacturing plants, utilities, mining operations, environmental consultants, and confined space entry teams, this calibration gas supports routine detector maintenance while helping organizations maintain safe working environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngineered for Accurate Combustible Gas Calibration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRoutine calibration and functional bump testing help ensure methane detectors respond correctly to combustible gas hazards before entering potentially dangerous work areas. This certified gas mixture helps identify sensor drift, verify alarm activation, and maintain detector performance in accordance with manufacturer recommendations.\u003c\/p\u003e\n\u003cp\u003eThe included \u003cstrong\u003e20.9% oxygen concentration\u003c\/strong\u003e represents normal atmospheric oxygen conditions, allowing users to verify oxygen sensor accuracy while simultaneously testing combustible gas sensor performance using a single calibration gas cylinder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrusted for Industrial Safety Programs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhether supporting confined space entry procedures, facility maintenance, industrial production, utility operations, environmental monitoring, or emergency response teams, this calibration gas provides consistent and repeatable performance for professional gas detector maintenance programs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCertified Methane 2.5% (50% LEL) calibration gas mixture\u003c\/li\u003e\n\u003cli\u003eContains 20.9% oxygen with balance nitrogen\u003c\/li\u003e\n\u003cli\u003eDesigned for combustible gas and oxygen detector calibration\u003c\/li\u003e\n\u003cli\u003eSuitable for routine calibration and functional bump testing\u003c\/li\u003e\n\u003cli\u003eHelps verify sensor accuracy and detector alarm response\u003c\/li\u003e\n\u003cli\u003eSupports preventive maintenance and workplace safety programs\u003c\/li\u003e\n\u003cli\u003eCompatible with many portable and fixed gas detection instruments\u003c\/li\u003e\n\u003cli\u003eManufactured for professional industrial safety applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMethane gas detector calibration\u003c\/li\u003e\n\u003cli\u003eCombustible gas monitor bump testing\u003c\/li\u003e\n\u003cli\u003eOxygen sensor verification\u003c\/li\u003e\n\u003cli\u003eConfined space entry programs\u003c\/li\u003e\n\u003cli\u003eOil and gas production facilities\u003c\/li\u003e\n\u003cli\u003eWastewater treatment plants\u003c\/li\u003e\n\u003cli\u003eIndustrial manufacturing operations\u003c\/li\u003e\n\u003cli\u003eChemical processing facilities\u003c\/li\u003e\n\u003cli\u003eUtility maintenance programs\u003c\/li\u003e\n\u003cli\u003eOccupational health and safety compliance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eYour Source for Professional Calibration Gases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eActivated Carbon Depot supplies certified calibration gases, specialty gas mixtures, regulators, and gas detection accessories for industrial facilities, municipalities, laboratories, utilities, and emergency response organizations. Our dependable products help customers maintain accurate gas detection equipment, streamline calibration procedures, and support safer workplaces across a wide variety of industries.\u003c\/p\u003e","brand":"Activated Carbon Depot","offers":[{"title":"17 Liter (CGA-600 Connection)","offer_id":47916388286653,"sku":"17-23-8600","price":55.0,"currency_code":"USD","in_stock":true},{"title":"34 Liter (CGA-600 Connection)","offer_id":47916388319421,"sku":"34-23-8600","price":65.0,"currency_code":"USD","in_stock":true},{"title":"103 Liter (C-10 Connection)","offer_id":47916388352189,"sku":"103-23-8600","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/1408\/4285\/files\/Methane2.5_50_LEL_Oxygen20.9_NitrogenCalibrationgas.jpg?v=1785426635","url":"https:\/\/activatedcarbondepot.com\/products\/methane-2-5-50-lel-oxygen-20-9-nitrogen-calibration-gas","provider":"Activated Carbon Depot","version":"1.0","type":"link"}