Defines the performance criteria and general procedure for assessing the physical compatibility of contact lens care products with contact lenses and for determining whether the observed changes are reversible.

NBN EN ISO 11981:2009

NEN EN ISO 11981:2009 - Identical

NF EN ISO 11981:2009 - Identical

NS EN ISO 11981:2009 - Identical

UNI EN ISO 11981:2009 - Identical

NEN EN ISO 11981:1999 - Identical

ISO 11981:1999 - Identical

SS EN ISO 11981 Ed. 1 (1999) - Identical

NS EN ISO 11981:1999 - Identical

UNI EN ISO 11981:1999 - Identical

I.S. EN ISO 11981:1999 - Identical

NF EN ISO 11981:1999 - Identical

ONORM EN ISO 11981:1999 - Identical

UNE EN ISO 11981:2000 - Identical

BS EN ISO 11981:1999 - Identical

SN EN ISO 11981:1999 - Identical

DIN EN ISO 11981 (1999-08) - Identical