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YOUR EXPERT IN HONEY, COFFEE AND TEA ANALYSIS

Honey and bee products

Agave Syrup



Coffee and Cocoa

Tea, herbal- and fruit teas

Hemp and its products

Pharmaceutical products

Quality Services International GmbH – a Tentamus company

QSI  is a leading laboratory for quality control of food, honey and pharmaceutical raw materials. We offer independent laboratory and consulting services* in the areas of Food and pharmaceutical raw materials. Our GMP-certificate is a perfect Addition to our services. Therefore we are a reliable and officially authorized partner for production, trade and export as well as associations and institutions when it comes to product safety, hygiene and quality control.

Our more than 60 years of expertise with an extensive spectrum of analyses is accredited by the state and our tailor-made special solutions leave nothing to be desired. Thanks to our unique full-service group of companies under the umbrella of the Tentamus Group, we are able to offer complete analytics and innovative solutions for national and international requirements of external quality control – even for special requests.

Please see for yourself! We would be happy to submit you an offer tailored to your needs. We are looking forward to your enquiry – and will find the best solution for you! QSI – a lab for life.

* Consulting services do not fall within the scope of accreditation.

Memberships and cooperation

QSI is an active member of the following associations and working groups: Honig-Verband, Deutscher Teeverband, Deutscher Kaffeeverband, BLL, GDCh/LChG, DIN Kommitee: Honig, Kaffee, Tee, AOAC International, F.E.E.D.M., International Honey Commission, NHPDA, EIHA

All News

QSI newsletter

We inform you regularly about the technical and content-related challenges for the analysis of honey and other bee products, agave syrup, coffee, cocoa, tea and hemp products – also me ... Continued

Fake test reports

Due to current events, we would like to inform you that fake test reports, allegedly issued by QSI GmbH, are in circulation. As you know, you always receive our test reports as a PDF documen ... Continued

ISO meeting in Paris

As part of her activities for the German Institute for Standardization (DIN), CEO Gudrun Beckh attended the second meeting of the ISO/TC34/SC19 Group and the first meeting of the Working Gro ... Continued

IHC meeting in Malta

Gudrun Beckh attended the “International Symposium on Bee Products 5th Edition & The Annual Meeting of the International Honey Commission” in Malta from 7 to 10 May 2019. In ... Continued

Fact Sheet – Glyphosate

What is glyphosate? Glyphosate (marketed by Monsanto as Roundup) has been used as a non-selective herbicide in many countries worldwide since 1974. Glyphosate has become the focus of attenti ... Continued

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