| BCK | http://www.bck.nl |
| CEN | http://www.cenorm.be |
| ISO | http://www.iso.ch |
| Nederlands Normalisatie Instituut | http://www.nni.nl |
| Nedscan | http://www.nedscan.nl |
| Syntens | http://www.syntens.nl |
| Textile Clothing Technology Corporation | http://www.tc2.com |
| TNO | http://www.tno.nl |
