61. Tracked Changes. Sampling procedures for inspection by variables. Specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection for a single quality characteristic and a single AQL Part 1, (16th November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (320 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗