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水质大肠菌群（MPN）检索表
（总接种量55.5 mL，其中5份10 mL水样，5份1mL水样，5份0.1 mL水样）
接种量，mL | MPN/100mL | 接种量，mL | MPN/100mL | ||||
10 | 1 | 0.1 | 10 | 1 | 0.1 | ||
0 0 0 0 0 0 | 0 0 0 0 0 0 | 0 1 2 3 4 5 | 0 2 4 5 7 9 | 1 1 1 1 1 1 | 1 1 1 1 1 1 | 0 1 2 3 4 5 | 4 6 8 10 12 14 |
0 0 0 0 0 0 | 1 1 1 1 1 1 | 0 1 2 3 4 5 | 2 4 6 7 9 11 | 1 1 1 1 1 1 | 2 2 2 2 2 2 | 0 1 2 3 4 5 | 6 8 10 12 15 17 |
0 0 0 0 0 0 | 2 2 2 2 2 2 | 0 1 2 3 4 5 | 4 6 7 9 11 13 | 1 1 1 1 1 1 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 8 10 12 15 17 19 |
0 0 0 0 0 0 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 6 7 9 11 13 15 | 1 1 1 1 1 1 | 4 4 4 4 4 4 | 0 1 2 3 4 5 | 11 13 15 17 19 22 |
0 0 0 0 | 4 4 4 4 | 0 1 2 3 | 8 9 11 13 | 1 1 1 1 | 5 5 5 5 | 0 1 2 3 | 13 15 17 19 |
接种量，mL | MPN/100mL | 接种量，mL | MPN/100mL | ||||
10 | 1 | 0.1 | 10 | 1 | 0.1 | ||
0 0 | 4 4 | 4 5 | 15 17 | 1 1 | 5 5 | 4 5 | 22 24 |
0 0 0 0 0 0 | 5 5 5 5 5 5 | 0 1 2 3 4 5 | 9 11 13 15 17 19 | 2 2 2 2 2 2 | 0 0 0 0 0 0 | 0 1 2 3 4 5 | 5 7 9 12 14 16 |
1 1 1 1 1 1 | 0 0 0 0 0 0 | 0 1 2 3 4 5 | 2 4 6 8 10 12 | 2 2 2 2 2 2 | 1 1 1 1 1 1 | 0 1 2 3 4 5 | 7 9 12 14 17 19 |
2 2 2 2 2 2 | 2 2 2 2 2 2 | 0 1 2 3 4 5 | 9 12 14 17 19 22 | 3 3 3 3 3 3 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 17 21 24 28 32 36 |
2 2 2 2 2 2 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 12 14 17 20 22 25 | 3 3 3 3 3 3 | 4 4 4 4 4 4 | 0 1 2 3 4 5 | 21 24 28 32 36 40 |
2 2 2 2 2 2 | 4 4 4 4 4 4 | 0 1 2 3 4 5 | 15 17 20 23 15 28 | 3 3 3 3 3 3 | 5 5 5 5 5 5 | 0 1 2 3 4 5 | 25 29 32 37 41 45 |
2 2 2 2 2 2 | 5 5 5 5 5 5 | 0 1 2 3 4 5 | 17 20 23 26 29 32 | 4 4 4 4 4 4 | 0 0 0 0 0 0 | 0 1 2 3 4 5 | 13 17 21 25 30 36 |
3 3 3 3 | 0 0 0 0 | 0 1 2 3 | 8 11 13 16 | 4 4 4 4 | 1 1 1 1 | 0 1 2 3 | 17 21 26 31 |
接种量，mL | MPN/100mL | 接种量，mL | MPN/100mL | ||||
10 | 1 | 0.1 | 10 | 1 | 0.1 | ||
3 3 | 0 0 | 4 5 | 20 23 | 4 4 | 1 1 | 4 5 | 36 42 |
3 3 3 3 3 3 | 1 1 1 1 1 1 | 0 1 2 3 4 5 | 8 11 13 16 20 23 | 4 4 4 4 4 4 | 0 2 2 2 2 2 | 0 1 2 3 4 5 | 22 26 32 38 44 50 |
3 3 3 3 3 3 | 2 2 2 2 2 2 | 0 1 2 3 4 5 | 14 17 20 24 27 31 | 4 4 4 4 4 4 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 27 33 39 45 52 59 |
4 4 4 4 4 4 | 4 4 4 4 4 4 | 0 1 2 3 4 5 | 34 40 47 54 62 69 | 5 5 5 5 5 5 | 2 2 2 2 2 2 | 0 1 2 3 4 5 | 49 70 94 120 150 180 |
4 4 4 4 4 4 | 5 5 5 5 5 5 | 0 1 2 3 4 5 | 41 48 56 64 72 81 | 5 5 5 5 5 5 | 3 3 3 3 3 3 | 0 1 2 3 4 5 | 79 110 140 180 210 250 |
5 5 5 5 5 5 | 0 0 0 0 0 0 | 0 1 2 3 4 5 | 23 31 43 58 76 95 | 5 5 5 5 5 5 | 4 4 4 4 4 4 | 0 1 2 3 4 5 | 130 170 220 280 350 430 |
5 5 5 5 5 5 | 1 1 1 1 1 1 | 0 1 2 3 4 5 | 33 46 63 84 110 130 | 5 5 5 5 5 5 | 5 5 5 5 5 5 | 0 1 2 3 4 5 | 240 350 540 920 1600 ＞1600 |