BS EN ISO 12956:2020
Geotextiles and geotextile-related products. Determination of the characteristic opening size
https://doi.org/10.3403/30373307 (published 23/01/2020)
BS EN ISO 12956:2020 is maintained by B/553. This standard is available from the following sources:
Other historical versions of this standard document also exist:
- BS EN ISO 12956:2010 [current until 23/01/2020]
- BS EN ISO 12956:1999 [current until 31/05/2010]