I.S. EN ISO 24443:2021
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Cosmetics - Determination of sunscreen UVA photoprotection in vitro (ISO 24443:2021)
Hardcopy , PDF
26-04-2022
English
02-01-2022
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Principle
5 Apparatus
6 Test method
7 Procedure using the spreadsheet in this document
8 Product reference sunscreen
9 Test report
Annex A (normative) Calibration of spectrophotometer and plate transmission test
Annex B (normative) Radiometer calibration to spectroradiometric irradiance procedure
Annex C (normative) Computation values: PPD and erythema action spectra and UVA and UV‑SSR spectral irradiances
Annex D (normative) PMMA substrate plate surface specifications
Annex E (normative) Product reference sunscreen formulations
Annex F (informative) Statistical calculations
Annex G (informative) Definition and examples of valid results/Factor “C”
Bibliography
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