Chemical-physical tests enable manufacturers to verify their product specifications. The experts at WESSLING analyse ingredients and active ingredients of cosmetic products that must be declared.
Our range of services:
Allergenic fragrances, Majantol
Preservatives
Formaldehyde
Verification of cosmetic active ingredients (e.g. allantonin, bisabolol, Q10, glycerine, hyaluronic acid, zinc oxide, titanium dioxide, UV filter substances)
Vitamins (e.g. panthenol, tocopherol, retinol)
Oxidation stability (Rancimat test)
Fat parameters (acid value, peroxid value, etc.)
Physical parameters such as density, pH-value, viscosity, water activity (aw) value, etc.
Surfactants: qualitative and quantitative testing of different surfactant classes