{"data":{"id":"us-va/1vac30-45-813","jurisdiction":"us-va","citation":"1VAC30-45-813","heading":"Air testing: method evaluation","body":"In order to ensure the accuracy of the reported result, the following procedures shall be in place:\n\n1. Demonstration of capability shall be performed prior to the analysis of any samples and with a significant change in instrument type, personnel, quality system matrix, or test method.\n\n2. Calibration. Calibration protocols specified in 1VAC30-45-740 shall be followed.\n\n3. Proficiency test samples. The results of such analyses shall be used by the laboratory to evaluate the ability of the laboratory to produce accurate data.","path":["Title 1. Administration","Agency 30. Department of General Services","Chapter 45. Certification for Noncommercial Environmental Laboratories","Part II. Standards","Article 4. Quality System"],"source_url":"https://law.lis.virginia.gov/admincode/title1/agency30/chapter45/section813/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:44:41Z","sha256":"21fe237ff053a14354bee9e9e5a3d0853d52108c1e645402d6b37261a811f62d","source_id":"us-va-vac","stale":false,"prev":"us-va/1vac30-45-812","next":"us-va/1vac30-45-814"},"notice":"GroundRules: Original legal text. Not legal advice."}