CEN/TC 189
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23391 | EN ISO 12956:1999/prA1 | Geotextiles and geotextile-related products - Determination of the characteristic opening size | Izstrādē |
| 33837 | prEN 12447 rev | Geotextiles and geotextile-related products - Screening test method for determining the resistance to hydrolysis in water | Izstrādē |
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