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EPTIS factsheet 153621 | Last revision 2021-10-29 | URL: https://www.eptis.bam.de/pts153621 https://www.eptis.bam.de/pts153621

PT provider
PT provider DRRR - Deutsches Referenzbüro für Ringversuche und Referenzmaterialien GmbH DRRR - Deutsches Referenzbüro für Ringversuche und Referenzmaterialien GmbH
Based in Germany
Language(s) German/English
Remarks The proficiency testing is an excellent tool for your extern assurance for sensory analysis of beer. In addition it serves as recognizied proof of the compentence of your testing panel in the external appearance. The sensory triangle test is one of the most important sensory difference tests and an established quality assurance measure. The comparability of the organoleptic testing is the necessary prerequisite. With our proficiency testing schemes you can ensure the comparability of your organoleptic testing and demonstrate this in external representation.
Product groups Food and drink
Testing fields Analytical chemistry
Sensory testing
Technical details
Test item Tested property Testing method
Wine Calcium -
Ash -
Citric acid -
Potassium -
Glucose -
Fructose -
Total acid -
Volatile acid -
Lactic acid -
Sodium -
Sorbic acid -
Benzoic acid -
Relative density 20 °C / 20 °C -
Magnesium -
Phosphate -
Total extract -
Total Alcohol -
Actual Alcohol -
Fermentable sugar -
Tartaric acid -
Malic acid -
Free and total Sulfurous acid -
Methanol -
Glycerin -
Ethylene glycol -
Diethylene glycol -
Propylene glycol -
D-malic acid -
D-lactic acid -
Fumaric acid -
Salicylic acid -
Chloride -
Sulphate -
Simple descriptive testing -
Profile testing -
Dekkera bruxellensis -
Fruit spirit Alcohol -
Relative density 20 °C / 20 °C -
Ethyl Carbamate -
Ferment accompanying Substances -
Pome spirit Alcohol -
Sucrose -
Relative density 20 °C / 20 °C -
Hydrocyanic acid -
Beer Density -
Apparent Extract -
Extract -
Alcohol content in weight per cent and volume per cent -
Wort -
Ranking test (Diacetyl) -
Triangle test (Diacetyl) -
Carbonated soft drinks Carbonation -
Actual alcohol strength -
Benzoic acid -
Sorbic acid -
Phosphoric acid as PO4 -
Quinine (CAS No 130-95-0 ) -
Aims of the PT scheme
Target group of participants all laboratories
Linked to specific legislation / standards
Additional, subsidiary aims validation of testing methods
Number of participants
Accredited or otherwise reviewed by a 3rd party

Accredited by A2LA (USA) and DAkkS (Germany) on the basis of ISO/IEC 17043 for part of the parameters

Operation is commissioned / requested by
Fees and frequency
Participation fee 252 - 277 Euro, depending on sample and parameters
Regularly operated Yes (several times p.a., dep. on sample and parameters)
Year of first operation 2012-2013, 2017, 2020, 2021
Contact details of the PT provider
Provider Contact person
DRRR - Deutsches Referenzbüro für Ringversuche und Referenzmaterialien GmbH
Reinhartser Straße 31
87437 Kempten

Phone: +49 (0) 831/960 8780
Fax: +49 (0) 831/960 87899
Web: http://www.drrr.de http://www.drrr.de
Dr. Ulrich Leist
Phone: +49 (0) 831/960 87878
Fax: +49 (0) 831/960 87899
Email: info@drrr.de info@drrr.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: 1.23-SNAPSHOT.20230502124635-7925ae379a631fc1ececff45d2921c8db38877d5