
Manufacturer and distributor of diagnostic devices, control materials and laboratory products for medicine and environmental analysis

Günter Keul GmbH
Steinfurt, DENew on Amplifa
About Günter Keul GmbH
Günter Keul GmbH, based in Steinfurt (North Rhine-Westphalia), is a manufacturer and distributor of medical devices for laboratory and medical technology. According to its own statements, the portfolio comprises more than 1000 products, including self-developed measuring devices such as the 3- and 6-channel multiphotometers CUTT 3W and CUTT 6W, the 3-channel fluorometer CUTT 3FL (360 nm and 490 nm), the Keul-o-test thermoreactor according to DIN 38409-H41 as well as real-time PCR devices and COVID-19 diagnostics. In addition, blood count devices including control sera (blood gas and ISE controls, Co-Oximetry Controls), rapid tests, control blood and laboratory supplies such as pipettes and cuvettes are offered, as well as the cell separation devices Medimachine and Medimax being distributed. Fields of application are medical technology, laboratory diagnostics, environmental technology and wastewater analysis, veterinary diagnostics and research. In addition to developing its own devices, the company distributes products from established manufacturers and operates several specialized online shops. The QM system is certified according to EN ISO 13485:2016.
- Site
- Steinfurt
- Processes
- Development, manufacture and distribution of products for laboratories, laboratory supplies,, Manufacture and distribution of photometers (3-channel and 6-channel multiphotometers, individually, Manufacture and distribution of fluorometers (3-channel, 360 nm and 490 nm), Manufacture and distribution of thermoreactors (Keul-o-test, DIN 38409-H41), Manufacture and distribution of real-time PCR devices and COVID-19 diagnostics, Manufacture and distribution of blood count devices incl. control sera (blood gas/ISE controls,, Express shipping, Online shop
- Materials
- 3-channel multiphotometer, 6-channel multiphotometer, 3-channel fluorometer, Thermoreactor, Real-time PCR devices, Cell separation
- Certificates
- EN ISO 13485:2016
- Industries
- Medical technology, Laboratory diagnostics, Environmental technology/Wastewater analysis, Veterinary diagnostics, Research
- 01
Development of own diagnostic devices
- 02
Manufacturing
- 03
Distribution incl. online shops
- 04
Express shipping
- 05
Recycling/environmental management
Devices and Methods
3-channel multiphotometer
For laboratory, practice, environmental technology, wastewater analysis and medicine; various wavelengths, individually configurable.
6-channel multiphotometer
For laboratory, practice, environmental technology, wastewater analysis and medicine; various wavelengths, individually configurable.
3-channel fluorometer
Standard configuration with 360 nm and 490 nm wavelengths, individual configuration on request.
Thermoreactor
With lateral cooling fan for condensation; meets the requirements of DIN 38409-H41.
Real-time PCR devices
Used in COVID-19 laboratory diagnostics, distributed via the online shop corediagnostics.de.
Cell separation
Mechanical disaggregator for producing cell and nucleus suspensions from animal and plant tissues (Medimachine 79200/Medimax 79210).
Location

Steinfurt
DEHeadquarters
- Materials
- Diagnostics, control materials, photometers, thermoreactors
- Multiphotometers CUTT 3W/CUTT 6W (in-house production)
- Fluorometer CUTT 3FL (in-house production)
- Thermoreactor Keul-o-test (in-house production)
- Distribution of Medimachine/Medimax
Devices and Products





Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Development, manufacture and distribution of products for laboratories, laboratory supplies,Testing | – | – | – | – | – |
| Manufacture and distribution of photometers (3-channel and 6-channel multiphotometers, individuallyTesting | – | – | – | – | – |
| Manufacture and distribution of fluorometers (3-channel, 360 nm and 490 nm)Testing | – | – | – | – | – |
| Manufacture and distribution of thermoreactors (Keul-o-test, DIN 38409-H41)Testing | – | – | – | – | – |
| Manufacture and distribution of real-time PCR devices and COVID-19 diagnosticsTesting | – | – | – | – | – |
| Manufacture and distribution of blood count devices incl. control sera (blood gas/ISE controls,Testing | – | – | – | – | – |
5 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Photometer (multiphotometer) | Günter Keul GmbH CUTT 3W | – | 3-channel, various wavelengths, individually configurable | – | Steinfurt |
| Photometer (multiphotometer) | Günter Keul GmbH CUTT 6W | – | 6-channel, various wavelengths, individually configurable | – | Steinfurt |
| Fluorometer | Günter Keul GmbH CUTT 3FL | – | 3-channel, 360 nm and 490 nm wavelengths (standard) | – | Steinfurt |
| Thermoreactor | Günter Keul GmbH Keul-o-test Thermoreactor | – | with cooling fan, DIN 38409-H41 | – | Steinfurt |
| Cell separation device / mechanical disaggregator | Medimachine (distributed by Günter Keul GmbH) Medimachine 79200 / Medimax 79210 | – | 220/110V, 50/60Hz, 12W, 2.5 kg, 20x15x15 cm, approx. 100 rpm | – | Steinfurt |
Additional services
Quality
Günter Keul GmbH applies a quality management system according to EN ISO 13485:2016 for the development, manufacture and distribution of products for laboratories, laboratory supplies, control materials and diagnostics, audited by IBT Ingenieurbüro Jürgen Trögeler.
| Evidence | Steinfurt |
|---|---|
| EN ISO 13485:2016 |
History
- 1983
Statement of '38 years of experience' on the website (as of approx. 2021); founding year not explicitly documented
- 2019
Recycling and reuse of paper/cardboard/carton and lightweight packaging via Interseroh; calculated savings of 1,632 kg of resources and 229 kg of greenhouse gases
- 2020
Interseroh certificate for environmental contribution 2019
- 2021
New online shop corediagnostics.de for COVID-19 diagnostics; SARS-CoV-2 antigen rapid test registered and listed with the BfArM