AQL Sample Size Tables — ISO 2859-1

Click any cell to see the full sample plan, worked example, and FAQ for that specific combination. Cells show: sample size → accept/reject. Verified against QIMA's published reference table.

AQL 0.65 — Critical

Lot size	GI	GII (default)	GIII
500	GI: 13 → 0/1	GII: 50 → 2/3	GIII: 80 → 3/4
1,000	GI: 20 → 0/1	GII: 80 → 3/4	GIII: 125 → 2/3
2,400	GI: 32 → 1/2	GII: 125 → 2/3	GIII: 200 → 3/4
4,000	GI: 32 → 1/2	GII: 200 → 3/4	GIII: 315 → 5/6
8,000	GI: 32 → 1/2	GII: 200 → 3/4	GIII: 315 → 5/6
15,000	GI: 50 → 2/3	GII: 315 → 5/6	GIII: 500 → 7/8
30,000	GI: 50 → 2/3	GII: 315 → 5/6	GIII: 500 → 7/8
50,000	GI: 80 → 3/4	GII: 500 → 7/8	GIII: 800 → 10/11
100,000	GI: 80 → 3/4	GII: 500 → 7/8	GIII: 800 → 10/11

AQL 1.0 — Critical-Major boundary

Lot size	GI	GII (default)	GIII
500	GI: 13 → 0/1	GII: 50 → 3/4	GIII: 80 → 5/6
1,000	GI: 20 → 1/2	GII: 80 → 5/6	GIII: 125 → 3/4
2,400	GI: 32 → 2/3	GII: 125 → 3/4	GIII: 200 → 5/6
4,000	GI: 32 → 2/3	GII: 200 → 5/6	GIII: 315 → 7/8
8,000	GI: 32 → 2/3	GII: 200 → 5/6	GIII: 315 → 7/8
15,000	GI: 50 → 3/4	GII: 315 → 7/8	GIII: 500 → 10/11
30,000	GI: 50 → 3/4	GII: 315 → 7/8	GIII: 500 → 10/11
50,000	GI: 80 → 5/6	GII: 500 → 10/11	GIII: 800 → 14/15
100,000	GI: 80 → 5/6	GII: 500 → 10/11	GIII: 800 → 14/15

AQL 1.5 — Major (strict)

Lot size	GI	GII (default)	GIII
500	GI: 13 → 1/2	GII: 50 → 5/6	GIII: 80 → 7/8
1,000	GI: 20 → 2/3	GII: 80 → 7/8	GIII: 125 → 5/6
2,400	GI: 32 → 3/4	GII: 125 → 5/6	GIII: 200 → 7/8
4,000	GI: 32 → 3/4	GII: 200 → 7/8	GIII: 315 → 10/11
8,000	GI: 32 → 3/4	GII: 200 → 7/8	GIII: 315 → 10/11
15,000	GI: 50 → 5/6	GII: 315 → 10/11	GIII: 500 → 14/15
30,000	GI: 50 → 5/6	GII: 315 → 10/11	GIII: 500 → 14/15
50,000	GI: 80 → 7/8	GII: 500 → 14/15	GIII: 800 → 21/22
100,000	GI: 80 → 7/8	GII: 500 → 14/15	GIII: 800 → 21/22

AQL 2.5 — Major (standard)

Lot size	GI	GII (default)	GIII
500	GI: 13 → 2/3	GII: 50 → 7/8	GIII: 80 → 10/11
1,000	GI: 20 → 3/4	GII: 80 → 10/11	GIII: 125 → 7/8
2,400	GI: 32 → 5/6	GII: 125 → 7/8	GIII: 200 → 10/11
4,000	GI: 32 → 5/6	GII: 200 → 10/11	GIII: 315 → 14/15
8,000	GI: 32 → 5/6	GII: 200 → 10/11	GIII: 315 → 14/15
15,000	GI: 50 → 7/8	GII: 315 → 14/15	GIII: 500 → 21/22
30,000	GI: 50 → 7/8	GII: 315 → 14/15	GIII: 500 → 21/22
50,000	GI: 80 → 10/11	GII: 500 → 21/22	GIII: 800 → 21/22
100,000	GI: 80 → 10/11	GII: 500 → 21/22	GIII: 800 → 21/22

AQL 4.0 — Minor

Lot size	GI	GII (default)	GIII
500	GI: 13 → 3/4	GII: 50 → 10/11	GIII: 80 → 14/15
1,000	GI: 20 → 5/6	GII: 80 → 14/15	GIII: 125 → 10/11
2,400	GI: 32 → 7/8	GII: 125 → 10/11	GIII: 200 → 14/15
4,000	GI: 32 → 7/8	GII: 200 → 14/15	GIII: 315 → 21/22
8,000	GI: 32 → 7/8	GII: 200 → 14/15	GIII: 315 → 21/22
15,000	GI: 50 → 10/11	GII: 315 → 21/22	GIII: 500 → 21/22
30,000	GI: 50 → 10/11	GII: 315 → 21/22	GIII: 500 → 21/22
50,000	GI: 80 → 14/15	GII: 500 → 21/22	GIII: 800 → 21/22
100,000	GI: 80 → 14/15	GII: 500 → 21/22	GIII: 800 → 21/22

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