ДСТУ EN ISO 24442:2022 Косметика. Методи тестування захисту від сонця. Визначення in vivo захисту від сонцезахисного крему UVA (EN ISO 24442:2022, IDT; ISO 24442:2022, IDT)

ДСТУ EN ISO 24442:2022
(EN ISO 24442:2022, IDT; ISO 24442:2022, IDT)

Косметика. Методи тестування захисту від сонця. Визначення in vivo захисту від сонцезахисного крему UVA

 
   
 
 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 General principle

5 Test subjects

5.1 Selection of the test subjects

5.1.1 General

5.1.2 Skin colour of the test subjects

5.1.3 Age restriction

5.1.4 Frequency of participation in tests

5.1.5 Ethics and consent

5.2 Number of test subjects

6 Apparatus and materials — Source of ultraviolet radiation

6.1 General

6.2 Quality of ultraviolet radiation

6.3 Total irradiance (UV, visible and near infrared rays)

6.4 Uniformity of beam

6.4.1 General

6.4.2 Film densitometry

6.4.3 UV sensor

6.4.4 Large beam source

6.4.5 Small beam source

7 Maintenance and monitoring the UV solar simulator output

7.1 Spectroradiometry

7.2 Radiometry

8 Reference sunscreen formulations

8.1 General

8.2 Reference standard to be used

9 Procedure

9.1 Main steps

9.2 Test conditions

9.3 Position of the test subjects

9.4 Product application

9.4.1 Overview

9.4.2 General

9.4.3 Amount of product applied

9.4.4 Mode of delivery

9.4.5 Evaluation of application uniformity

9.4.6 Drying time between application and UV exposure

9.4.7 Exposure sub-sites

9.5 UV exposure

9.5.1 Provisional MPPDDu

9.5.2 Estimated MPPDDu

9.5.3 Incremental progression of UV dose

9.6 Product removal

9.7 Procedure for MPPDD assessment

9.7.1 General

9.7.2 Time of assessment of MPPDD

9.7.3 Grading scale for the MPPDDs

9.7.4 Erythema responses

9.7.5 Data rejection criteria

9.7.6 Test failure criteria

9.7.7 Expression of MPPDDs

10 Calculation of the UVA protection factor and statistics

10.1 Calculation of the individual UVAPFi

10.2 Calculation of product UVAPF

10.3 Statistical criterion

10.4 Validation of the test

11 Test report

11.1 Overview

11.2 General information

11.3 Data in tabular for each test subject

11.4 Statistics for the test products

Annex A (normative) Selection criteria for the test subjects

Annex B (normative) Definition of the source of UVA radiation

Annex C (normative) UVAPF reference sunscreens formulations

Annex D (normative) Calculations and statistics

Annex E (normative) Colorimetric determination of skin colour typing

Annex F (informative) Visual guidance for PPD grading — Visual appearance of PPD

Annex G (informative) Sample report form

Bibliography