Fact Sheet – Crystallization
The following factors have a main influence on the crystallization behaviour of honey: sugar spectrum water content storage temperature duration of storage presence of crystallization nuclei ... Continued
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
As an accredited laboratory, which is equipped with state-of-the-art laboratory equipment, as well as experienced, continuously trained specialists, QSI can provide a comprehensive range of analyses for foodstuff which is focused, among other products, on honey, coffee, tea and herbal drugs and pharmaceutical raw material according to Pharmacopoeia.
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.
In addition to physico-chemical tests, our more than 60 years of expertise also includes sensory tests by trained panels, declaration tests, consulting* as well as training and audits.
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.
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
Cocotea 2019
At the fifth international conference for coffee, cocoa and tea, industry and research met for a three-day technical exchange. QSI was represented at the event by Arne Dübecke and Annika Ho ... Continued
New Book The Honey
We would like to introduce the eagerly anticipated english edition of the book „The Honey“ by Helmut Horn and Cord Lüllmann. Honey is one of nature’s most valuable raw materials & ... Continued
QSI celebrates – Pink Party
QSI GmbH had every reason to celebrate last weekend: In addition to the presentation of the two new buildings, the merger of Diapharm Oldenburg and QSI Bremen, under the umbrella of the Tent ... Continued
Psicose: first experience with new marker for adulteration
There are many ways to adulterate honey and it is becoming more and more difficult to find out about the fraud. We have therefore broaden our scope of analysis for the authenticity testing o ... Continued
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