The American Association for Laboratory Accreditation (A2LA) is a nonprofit, internationally recognized accreditation body that provides third-party assessments to determine the technical competence of laboratories, inspection bodies, proficiency testing providers, reference material producers, and other conformity assessment bodies.

Global Recognition and Scope
A2LA is one of the most prominent accreditation bodies in the United States and operates under ISO/IEC 17011—the international standard for accreditation bodies. It is a full member of both the International Laboratory Accreditation Cooperation (ILAC) and the Asia Pacific Accreditation Cooperation (APAC), meaning accreditations granted by A2LA are globally recognized through mutual recognition arrangements (MRAs).
ISO/IEC 17025 and Testing Labs
For testing laboratories, A2LA commonly provides accreditation to ISO/IEC 17025, the international standard specifying general requirements for the competence of testing and calibration laboratories. An ISO/IEC 17025 accreditation from A2LA ensures that:
Industry Relevance
A2LA accreditation is highly regarded across industries like:
In sectors where product quality, traceability, and regulatory compliance are non-negotiable, A2LA accreditation provides a clear assurance of integrity and precision.
Why A2LA Accreditation Matters
For manufacturers and laboratories, A2LA accreditation means:
A2LA plays a crucial role in ensuring that laboratories meet the highest standards of technical performance. When a laboratory or testing service is A2LA-accredited, it signals a commitment to quality, reliability, and global best practices in measurement science.
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