NBN EN ISO 9913-1 : 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
OPTICS AND OPTICAL INSTRUMENTS - CONTACT LENSES - PART 1: DETERMINATION OF OXYGEN PERMEABILITY AND TRANSMISSIBILITY BY THE FATT METHOD
09-01-2009
01-12-2013
Covers a polarographic procedure for determining the oxygen permeability of contact lens materials and oxygen transmissibility of contact lenses. Defines the methods for making the measurements and determines the conditions under which measurements are made.
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