CGA G-11.1:2023

1 Scope
2 Definitions
3 Classification
3.1 Types
3.2 Quality verification levels (grades)
3.3 Quality tests
4 Quality verification systems
4.1 Production qualification tests
4.2 Analytical requirements of the production qualification tests
4.3 Lot acceptance tests
5 Sampling
5.1 Container sample size
5.2 Gaseous samples
5.3 Liquid samples
6 Analytical procedures
6.1 Parameters of analysis
6.2 Percent argon
6.3 Water content
6.4 Oxygen content
6.5 Nitrogen content
6.6 Hydrogen content
6.7 Total hydrocarbon content
6.8 Carbon dioxide content
6.9 Carbon monoxide content
6.10 Permanent particulates of Type II
7 Containers
7.1 Argon containers
7.2 Container preparation
7.3 Valves on argon containers
7.4 Pressure relief devices
8 Moisture conversion data
9 References
10 Additional reference
Tables
Table 1—Directory of limiting characteristics
Table 2—Typical uses
Table 3—Moisture conversion data

This publication describes the specification requirements for commercially available gaseous and liquid argon.