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BS ISO 16217:2020

BS ISO 16217:2020

$102.76

Cosmetics. Sun protection test methods. Water immersion procedure for determining water resistance

Published By Publication Date Number of Pages
BSI 2020 18
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This document specifies a procedure of water immersion for the in vivo determination of the water resistance of sunscreen products.

This document is applicable to products intended to be placed in contact with human skin including any component able to absorb, reflect or scatter UV rays and which, in addition, are designed to be less readily removed from the skin by water and/or during water immersion. It is intended to be read in conjunction with ISO 24444.

PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
8 4 Principle
4.1 Main steps
4.2 General principle
5 Test criteria
5.1 Selection of the test subjects
9 5.2 Test area
5.3 Product application
6 Water immersion procedure
6.1 Room conditions
6.2 Water quality
6.3 Immersion sequencing cycle
6.4 Positioning of test subjects
10 6.5 Drying after immersion
6.6 Reversion to ISO 24444 procedure
7 Water quality and condition
8 Procedural validation
8.1 General
8.2 Calculation of the individual water resistance SPF (SPFiwr)
11 8.3 Calculation of the water resistance SPF (SPFwr)
8.4 Statistical criterion
9 Test report ā€” post-water immersion SPF
12 Annex A (normative) Simulated swim test device design
13 Annex B (normative) Standardized water requirements
14 Annex C (normative) Standard reference sunscreen
15 Annex D (normative) Product positioning on test subjects
16 Bibliography

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BS ISO 16217:2020
$102.76