Sterilization (microbiology) equal to the probability of a non-sterile unit. For high-risk applications, such as medical devices and injections, a sterility assurance level of at least 10 is required by the United States Food and Drug Administration (FDA). A widely used method for heat sterilization is the autoclave, sometimes called a converter or steam sterilizer. Autoclaves use steam heated to under pressure. To achieve sterility, the article is placed in a chamber and heated by injected steam until the article reaches a temperature and time setpoint. Almost all the air is removed from the chamber, because air is undesired in the moist
Matheson (compressed gas & equipment) Matheson (compressed gas & equipment) Matheson Tri-Gas, Inc. is a supplier of industrial gases, medical gases, specialty & electronic gases, propane, gas handling equipment, gas purification systems, industrial safety equipment, and gas engineering services. It is headquartered in Basking Ridge, New Jersey, with more than 300 retail, plant and warehouse locations in the United States. Matheson supplies its gas products through all distribution methods: cylinder, bulk and pipeline. Matheson is the North American operating entity, and the largest subsidiary of Taiyo Nippon Sanso Corporation (), one of the top five suppliers of industrial, specialty, and electronics gases in the world,