Industries Solutions Resources Products null ☰ Specialty Gases Menu Specialty Gases — EPA Protocols • Protocols 101 Protocol Basics Picking Protocol Gases Certificate of Analysis Other Calibration Gases • Manufacturing and Processes • EPA Protocols Portfolio • Regulatory Updates • Resources — Gas Mixtures — Laboratory Gas Generators — Mobile Emissions Monitoring — Nanotechnology — Portable Calibration Gases — Pure Gases — Semiconductor Gases Contact Us Selecting the right combination of blend tolerance, analytical tolerance and traceability is easy when you’ve got help from the right supplier. Airgas, an Air Liquide company, offers six grades, covering most specification requirements: EPA protocol gases Traceability standards Primary standards Precision blends Certified standards Batch certified Our labs have it down to a science with AcuGrav TM All of our specialty gas filling locations use Accugrav TM , our patented filling system that’s totally computerized and provides precise, quality gas mixtures every time. ...

Realize the convenience of getting all your medical gases (cylinders, MicroBulk and bulk), gas equipment, safety products and disaster preparedness kits from one supplier. Our decades of experience with medical gases means you’ll receive the right gases, gas equipment and expertise to help you operate more efficiently and cost-effectively. ...See how you can translate efficient management of gas and safety products into lower costs. When it comes to procuring gases and safety supplies, OUTLOOK® Services can help you coordinate people, gases, equipment and safety products to reduce cylinder balances, gas consumption and time-consuming paperwork. ...

We supply oxygen, nitrogen, hydrogen, helium, argon, carbon dioxide and many other gases from large-scale production facilities throughout the U.S. Our delivery modes include both trucks and rail cars, ensuring continual and reliable supply of industrial gas to our customers. ...Our focus is on how make and deliver your industrial gases in the most efficient, effective and safest way possible–allowing you to continually meet the changing needs of your customers. Our gases specialists will analyze and improve on your current delivery processes, and work with you to design gas delivery systems that are optimized for your specific requirements. ...

We draw on decades of industry experience to determine which gases can be safely contained and transported in which type of gas cylinders. ...Related equipment In addition to the gases you need, Airgas provides gas equipment f or nearly every application imaginable. Packaging options to meet your needs We provide many different types of pure gases and gas mixtures. Depending on your gas and application needs, we can provide you with many different packaging options....

Coming in many different sizes for various applications, our dewars are designed to maintain extremely cold temperatures for cryogenic storage of liquid gases—including nitrogen, oxygen, argon and carbon dioxide. Safety first Your safety is our priority. ...We draw on decades of industry experience to determine which gases can be safely contained and transported in which type of liquid gas cylinders. ...In addition, cryogenic liquid containers for atmospheric and helium pure gases are available. Related equipment In addition to the gases you need, Airgas provides gas equipment for nearly every application imaginable....

As one of the nation's leading single-source suppliers of all things gases, welding and safety, we can also help improve your organization on many levels, including: Supply chain expertise that keeps your sites producing Application expertise for welding, cutting and safety products Deep understanding of what it takes for you to be successful Managing multiple suppliers distracts you from core tasks of energy exploration and transportation. ...

As the nation's leading single-source supplier of all things gases, welding and safety, we can also help improve your organization on many levels, including: Consolidating business spending Inventory optimization Consumable usage Boosting welding process efficiency Assistance with regulatory compliance and safety standards Managing multiple suppliers distracts you from your core goal of R&D, complicates your supply chain and leads to fragmentation. ...Our full-service offering includes: National distribution network Multichannel service eMarket solutions Full range of gas supply modes Expert compliance assistance Capacity support Access to proven talent Find the right products and the right solutions–at the right time Our unmatched national network of more than 1,100 locations, expert account managers, industry specialists, telesales team and a robust eProcurement platform makes sure you’ll find the right gases, the right equipment and the right end-to-end supply-chain solution to meet your needs. ...

Learn how to select, manage and understand your EPA protocols gases from Airgas EPA protocols experts. Learn More AIRGAS NITROGEN SERVICES Keep things flowing Get an uninterrupted supply of quality nitrogen, unparalleled pumping equipment and industry-leading availability. ...

And while eliminating redundancies strengthens workforce engagement, so too does a safety culture supported by the right products and the right product training. With Airgas handling all your gases, welding and safety needs, we provide much more than industry-leading products. ...

By turning to one accountable source for your gases, welding and safety product needs, you get more than greater efficiency. ...

As the leading single-source provider of all things gases, welding and safety to the construction industry, we can deliver the right product, the same product, the best product—to one jobsite or all your sites. ...Find the right products and the right solutions–at the right time An unrivaled national network of more than 1,100 locations, expert account managers, industry specialists, a dedicated telesales team and a robust eProcurement platform make sure you'll find the right gases, the right equipment and the right end-to-end supply-chain solution to meet your needs. ...Learn More SUPPLY CHAIN Manage gases & hardgoods with Airgas OUTLOOK® Managed Services Eliminate waste, realize savings with a complete supply-chain solution for gases, welding and safety products that streamlines the whole management process. ...

Learn More SUPPLY CHAIN Manage gases & hardgoods with Airgas OUTLOOK ® Managed Services Eliminate waste, realize savings with a complete supply-chain solution for gases, welding and safety products that streamlines the whole management process. ...

Learn how to select, manage and understand your EPA protocols gases from Airgas EPA protocols experts. Learn More AIRGAS NITROGEN SERVICES Keep things flowing Get an uninterrupted supply of quality nitrogen, unparalleled pumping equipment and industry-leading availability. ...

Learn More SUPPLY CHAIN Manage gases & hardgoods with Airgas OUTLOOK® Managed Services Eliminate waste, realize savings with a complete supply-chain solution for gases, welding and safety products that streamlines the whole management process. ...

As one of the nation's leading single-source suppliers for all things gases, welding and safety, we have the process expertise to help you: Lower total costs and increase production Leverage customized combustion technologies for heating iron and steel Train your workforce on efficient and effective processes Streamline your supply-chain and procurement strategy Look ahead We don’t take up your time. ...

As one of the nation's leading single-source suppliers of all things gases, welding and safety, we can also help improve your organization on many levels, including: Consolidating business spending Inventory optimization Lowering consumable usage Boosting welding process efficiency Assistance with regulatory compliance and safety standards Managing multiple suppliers distracts you from core tasks, complicates your supply chain and leads to fragmentation. ...Whether you have welding stations or automated systems, we offer objective recommendations based on years of expertise in the following: Process evaluations Equipment sourcing Installation and training Ongoing service Find the right products and the right solutions—at the right time An unrivaled national network of more than 1,100 locations, expert account managers, industry specialists, a dedicated telesales team and a robust eProcurement platform makes sure you’ll find the right gases, the right equipment and the right end-to-end supply-chain solution to maintain and grow your fleet. ...

As a leading single source in the energy industry for all things gases, welding and safety, Airgas uniquely delivers the right product, the same product, the best product. ...

We provide a wide range of safety services, including: Safety supervision Safety training/confined-space training Incident reporting and investigation Safety/loss prevention and loss-control management Safety audits and inspections Safety plan development and implementation Instrumentation repair and calibration Equipment maintenance and repair With an expansive national footprint, an extensive product line and unrivaled expertise, we provide one complete solution for all your needs for on-site safety, gases, and maintenance, repair and operations (MRO) equipment. Capture “around-the-calendar” spend. ...EPA traceability protocol for gaseous calibration standards Technical expertise and full product portfolio Ammonia, HCI, mercury mixtures, HAPS, formaldehyde and TIC gases Zero gases compliant with CFR 40:72.2 Largest inventory of NTRMs Production facilities certified to ISO 9001:2000 standards; ISO 17043-accredited for analytical performance More than 1,400 stocking locations Exclusive SRM calibration  ...

> --> Improve the quality of your work and the quantity of your output with the help of one of the industry’s leading single-source providers of all things gases, welding and safety, including: TIG and Aluminum MIG gases MIG gases Laser gases Acetylene , Propylene and Propane fuel gases Safety products Inventory management Workforce development Welding machines and supplies Leasing and rental options Welding efficiency With deep roots in the industry, Airgas can provide the insight and products essential to advancing end-to-end supply-chain cost effectiveness and simplicity, guidance to help you keep your workers safe and strategies to help you keep skilled workers on the job. Find the right products and the right solutions–at the right time An unrivaled national network of more than 1,400 locations, expert account managers, industry specialists, a dedicated telesales team and a robust eProcurement platform make sure you’ll find the right gases, the right equipment and the right end-to-end supply-chain solution to meet your needs. ...

Partnering with Airgas for all your gases, welding and safety products can streamline paperwork, remove the hassle of hunting down vendors and eliminate concerns about product quality discrepancies. And with more than 1,100 nationwide locations and approximately 17,000 associates, we can get the right gases and equipment to you quickly, along with the corresponding expertise.   ...