ISO/TC 34/SC 9
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10812 | ISO 4831:1991 | Microbiology — General guidance for the enumeration of coliforms — Most probable number technique | Atcelts |
| 10811 | ISO 4831:1978 | Microbiology — General guidance for the enumeration of coliforms — Most probable number technique at 30 degrees C | Atcelts |
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