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astm.org

From 60+ ISO 17043 Accredited Proficiency Testing Programs and Certified Reference Materials to SQC Software and expert SOPs, ASTM provides cost-effective, integrated products for all types of laboratories. Benefit from the credibility and stability thousands of labs rely on from a trusted standards developer.

document-center.com

search document center's online database of us and international standards, place orders for documents, learn about the standards industry.

webstore.ansi.org

ansi webstore

knowledge.bsigroup.com

bsi knowledge is the new online platform to buy, manage and view british standards. bsi knowledge offers over +110,000 standards to support your organization with best practices. buy, manage, and view standards today with bsi knowledge.

standards.iteh.ai

The source for standards, engineering specifications, manuals and technical publications. Standards from ISO, IEC, CEN, CENELEC, ASTM, ETSI, and SIST.

apiwebstore.org

The American Petroleum Institute (API) is the only national trade association that represents all aspects of America’s oil and natural gas industry. Our more than 600 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry.

milreg.com

easy-to-use search engine for the latest military regulations (updated daily)

en-standard.eu

Help center

shop.standards.ie

National Standards Authority of Ireland provides Standards from hundreds of publishers. Find your standards for NSAI now & achieve strong business performance.