Ukusetshenziswa kwezinsimbi:
Isetshenziselwa ukuhlola ukumelana nokushisa nokumelana okumanzi kwezindwangu, izingubo zokugqoka, izingubo zokulala, njll, kufaka phakathi inhlanganisela yendwangu yezingqimba eziningi.
Hlangana nezinga:
I-GBT11048, ISO11092 (E), ASTM F1868, GB/T38473 namanye amazinga.