GSO ISO 18861:2023
ISO 18861:2020
Gulf Standard
Current Edition
·
Approved on
03 May 2023
Cosmetics — Sun protection test methods — Percentage of water resistance
GSO ISO 18861:2023 Files
English
11 Pages
Current Edition
Reference Language
OMR
31.48
GSO ISO 18861:2023 Scope
This document specifies a procedure for evaluating the water resistance retention percentage, by comparing the sun protection factor (SPF) before water immersion (hereafter referred to as the "static" SPF) and after a fixed period of water immersion (hereafter referred to as the "wet" SPF).
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