A nonprofit organization which serves as a national clearinghouse and provides a way for developing and approving standards supported by national consensus. The website will identify the titles of standards and provide information, but the standard itself often has to be purchased.
ASTM (American Society for the Testing of Materials) is one of the largest voluntary standards development organizations in the world and a trusted source for technical standards for materials, products, systems, and services. Known for their high technical quality and market relevancy, ASTM standards have an important role in the information infrastructure that guides design, manufacturing and trade in the global economy. Also included in the library are journals and conference proceedings.
From Federal Digital System (FDSys) formerly GPO Access; Codification of the general and permanent rules published in the Federal Register by regulation, each volume of CFR is updated once each calendar year and is issued quarterly."