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ptCO09 (2022) Cosmetic products IV: Vitamin C, Niacinamide, Retinol, Hyaluronic Acid and Salicylic Acid in Face Serum

EPTIS factsheet 913428 | Last revision 2021-12-22 | URL: https://www.eptis.bam.de/pts913428 https://www.eptis.bam.de/pts913428

PT provider
PT provider DLA - Proficiency Tests GmbH DLA - Proficiency Tests GmbH
Based in Germany
Language(s) English
Remarks There are two identical samples with the parameters Vitamin C, Niacinamide, Retinol, Hyaluronic Acid and Salicylic Acid to be determined. The matrix is Face Serum. Sample weight: 2 Samples 25 g each
Product groups Cosmetics
Testing fields Analytical chemistry
Technical details
Test item Tested property Testing method
Face Serum Vitamin C optional
Niacinamide -
Retinol -
Hyaluronic Acid -
Salicylic acid -
Aims of the PT scheme
Target group of participants
Linked to specific legislation / standards
Additional, subsidiary aims
Number of participants 10-20
Accredited or otherwise reviewed by a 3rd party
Operation is commissioned / requested by
Fees and frequency
Participation fee
Regularly operated Yes (every 2 years)
Year of first operation 2022
Contact details of the PT provider
Provider Contact person
DLA - Proficiency Tests GmbH
Hauptstr. 80
23845 Oering

Phone: +49-171-1954375
Fax: +49-4102-9944976
Web: http://www.dla-lvu.de http://www.dla-lvu.de
Dr. Matthias Besler-Scharf
Phone: +49-171-1954375
Fax: +49-4102-9944976
Email: proficiency-testing@dla-lvu.de proficiency-testing@dla-lvu.de
If you find any mistakes please contact the responsible EPTIS coordinator in Germany, Mr Johannes van de Kreeke. Mr Johannes van de Kreeke.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.21