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Our Competencies

Multi Residue Analysis

We know that when it comes to your products quality and safety assurance are paramount. At Tentamus QTS Analytical we continuously develop the very best analytical techniques to provide a first-class residue testing service you can rely on.

Illegal dye testing

Since the illegal dyes scare began in early 2004 QTS has been at the forefront of the testing of a wide range of commodities for these contaminants. Working closely with Leatherhead Food International, QTS has provided a vast amount of testing in what are often very complex samples.

Single Analyte Methods

Our residues analysis is vital in ensuring your products’ safety. With our modern laboratory equipment, including highly sensitive devices for measurement and analysis, we can reliably detect many forms of residue and undesired substances, such as residues from crop-protection agents, fertilizers and various pollutants in your products.

Welcome to Tentamus QTS Analytical

Tentamus QTS Analytical is a testing laboratory specialising in the analysis of pesticide residues in fresh produce, tea, food products, cereals and many other matrices. Our name is derived from the key areas in which we excel:


Accuracy is vital in our work, which is why we have developed state-of-the- art analytical techniques that provide the right result every time.


Our new techniques have been developed not only with quality in mind but also with speed of results, enabling us to provide results for the majority of pesticide residues with impressive speed.


We offer a friendly, personal service that does not include being passed around aimlessly and being put on hold indefinitely.


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The Roscón de Reyes (also known as the “Rosca de Reyes” in Spanish America, “Rosco de Reyes” or “King’s pie”) is a bun made with a sweet toroid-shaped dough decorated with slices of crystallized fruit (frosty) with various colors. It can be filled with whipped cream or cream, also with mocha, truffle or chocolate. “Surprises” ... Continued

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Deseamos a Ustedes esta felicidad especial, que es vinculada solamente con el tiempo de Navidad. En este tiempo tan especial nos alegre mucho, poder enviar saludos a todos, cuyos amistad valoramos mucho. Tentamus Laboratory J.A. Tello would like to wish you this very special joy which only the christmas time comes along with. In this ... Continued

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Today is already day 3 of the Tentamus advent calendar. We would like to take the opportunity to introduce to you the team of one of our laboratories from Germany: Team aromaLAB Team aromaLAB wishes you and your families a wonderful Christmas time and a Merry Christmas! Enjoy the 1. Advent today. ... Continued

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Christmas spices – how long can you keep them? Store cinnamon, cloves etc. right. A nice smell of cinnamon and vanilla is in the air – it’s Christmas time. Before the Christmas baking begins, it is a good idea to look through your spice rack. Why? Because spices cannot be kept unlimited. Although these natural ... Continued

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No British Christmas is complete without a Christmas pudding. Despite reports that the traditional Christmas pudding has fallen out of favor for lighter desserts, it is as popular as ever. Christmas pudding is best made well in advance to allow it to mature which traditionally is made on “Stir it up Sunday” the Sunday before Advent ... Continued

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In Germany, this tradition is now more than 500 years old. On the night of the 5th of December,polished shoes are placed in front of the door, hoping that St. Nicholas will have filled them with sweets and small presents the next morning. We hope all of you got your shoes polished because we have voucher for you today. The voucher ... Continued

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