AQL

Illustrated explanation

A sample supports a defined lot decision

1AQL
A sample supports a defined lot decisionCallout 1: Lot sampling. Acceptance sampling examines a specified sample drawn from a lot and applies a stated decision rule. The AQL indexes a sampling scheme for a continuing series of lots. Current term: AQL, callout 1. 1LotSample + ruleLot sampling
  1. AQLThis term

    Use the defined sampling procedure, lot basis and switching rules. AQL is an index for the scheme, not a statement that all delivered units are defect-free.

Acceptance sampling examines a specified sample drawn from a lot and applies a stated decision rule. The AQL indexes a sampling scheme for a continuing series of lots.

Illustrative lot and sample without counts or acceptance numbers. A sampling result does not guarantee every unit and does not replace the applicable inspection scheme.

ReferencesISO 2859-1:2026 — AQL-indexed acceptance sampling