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Overview EN ISO 18369-4:2017 (ISO 18369-4:2017, corrected version 2017-10-01) is a CEN-adopted international standard for testing the physicochemical properties of contact lens materials. It defines…
Overview ISO 18369-4:2017 - Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials - defines standardized test methods for measuring the key physicochemical…