Kosmetika - Metody zkoušení ochranného slunečního faktoru - Stanovení ochranného slunečního faktoru in vivo (Norma k přímému použití jako ČSN).
NORMA vydána dne 1.7.2020
Designation standards: ČSN EN ISO 24444
Classification mark: 681506
Catalog number: 509980
Publication date standards: 1.7.2020
The number of pages: 76
Approximate weight : 228 g (0.50 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN
This document specifies a method for the in vivo determination of the sun protection factor (SPF) of sunscreen products. It is applicable to products that contain any component able to absorb, reflect or scatter ultraviolet (UV) rays and which are intended to be placed in contact with human skin. This document provides a basis for the evaluation of sunscreen products for the protection of human skin against erythema induced by solar ultraviolet rays