Buy Compressed Argon Gas What is argon gas? PurityPlus® offers a variety of purities and concentrations of compressed argon gas (Ar) for use in a wide range of applications. Argon is the third most abundant gas in the Earth’s atmosphere and began to gain popularity as the nineteenth century came to a close, mostly because of its inertness and molecular weight, its abundance in comparison to other rare gases, and its commercial availability. Several of argon’s attributes has helped it emerged as a leading gas used for many technical jobs. Due to its dense atmosphere, argon is credited with enabling nuclear researches to segregate neutrons. Uses for argon gas The most common present-day utilizations of high-purity argon are its use as a carrier gas in specific analytical instrument applications or when analyzing hydrogen in helium. Argon has also recently begun to be quite popular in the semiconductor industry as a carrier/purge gas. Where to buy argon gas If you’re searching for an efficient way to purchase a compressed argon gas tank or argon gas cylinder for any of your specialty gas needs, contact your local PurityPlus® specialty gas manufacturer by using the Find Your Nearest Provider tool, contact us via our website, or give us a call at 877-81P-PLUS (877-817-7587). PurityPlus also provides an Argon SDS available via this link or in the sidebar.