Jump to content

- Services
  
  With our service portfolio, we ensure your high quality standards and compliance requirements and all from a single source.
  Services
- Calibration
  We are one of the leading calibration laboratories in Europe and accredited for more than 300 calibration procedures according to ISO/IEC 17025:2017.
- Test equipment management
  We manage your test equipment with the holistic test equipment management solution PRIMAS for compliance with standards and directives.
- Qualification
  We support qualification projects such as cleanroom qualification or plant qualification. We also qualify warehouses and transport systems according to GDP and GSP standards.
- Validation
  We take care of cleaning, process and transport validation as well as computer and software validation to ensure reproducibility and robustness.
- Further Services
  With our additional services around quality assurance, we always meet the required guidelines and standards with more service, more security.
- Know-how
  
  Our know-how area gives you an overview of our expertise regarding the realisation of your quality assurance tasks in the areas of calibration, test equipment management, qualification and validation.
  Know-how
- Professional article
  Find our technical articles on the topics of calibration, test equipment management, qualification and validation.
- Knowledge-Centre
  Our know-how area gives you answers to questions regarding the realization of your quality assurance tasks in the areas of calibration, test equipment management, qualification and validation.
- Download-Centre
  In our Download-Centre you will find our brochures, dictionaries, sample certificates and order papers.
- Company
  
  Testo Industrial Services is a leading provider of metrology services related to calibration and GxP services and a proud part of the Testo Group.
  Company
- Testo Group
  Within the Testo group of companies, there is a suitable solution for every challenge. We bundle our expertise and can thus respond to the specific needs of our customers in a targeted manner.
- Our quality promise
  We are service providers with a passion. We are constantly developing for our customers, both in terms of the services we offer and our internal QM standards.
- Accreditation & certification
  Testo Industrial Services is represented with ISO/IEC 17025:2017 accredited and ISO 9001:2015 certified laboratories throughout Europe.
- References
  Our success stories show individual projects with well-known customers with whom we have worked successfully in the past.
- Career & jobs
  As an expert in the field of quality assurance, we are in service for our customers with more than 1,300 employees. Find out more about Testo Industrial Services as an employer and take a look at our numerous career and job opportunities.
- Contact
  
  Testo Industrial Services is located in several countries all over Europe. Feel free to contact us in any questions regarding metrological services, test equipment management, validation and qualification.
  Contact
- Contact persons
  Are you looking for a direct contact person? Then you've come to the right place! All important contact information can be found on this page.
- Locations
  Are you looking for a direct contact person? Then you've come to the right place! All important contact information can be found on this page.

- Services
- Know-how
- Company
- Contact
- Contact
  Tel.: +49 7661 90901-0
  
  E-Mail: info@testotis.com
  Contact us!
  Portal
  Linkedin
  Xing
  Kununu
  Instagram
  Facebook
  Youtube
Search
- EN
- EN

Ring comparisons

Your advantage: Our competence
Current interlaboratory comparisons
Contact form

Proficiency tests and comparative measurements

You can fully trust our experts in the field of metrology to perform proficiency tests and comparative measurements. We can overcome any of your challenges and ensure that your measurement procedures are valid.

Testo Industrial Services is an accredited provider of proficiency testing in the thermodynamic and dimensional environment according to DIN EN ISO/IEC 17043:2010.

Comparative measurements can additionally be carried out in a non-accredited framework according to the current service portfolio of Testo Industrial Services.

Proficiency tests and comparative measurements are usually to be performed as interlaboratory comparisons with several participating laboratories. In addition, Testo Industrial Services also offers the possibility of completing individual bilateral comparisons. Here, the task description and the time of execution are variable, coordination with of our metrology experts is required, please feel free to ask us.

Your advantage: Our competence

Extensive metrological know-how
Close cooperation with renowned national metrology institutes
Comprehensive accreditation certificate
Continuous development and setting new standards - in calibration, quality and reliability

Current interlaboratory comparisons

Comparative measurement for flow rate

Flow measurement variables: flow rate
Subject: Pitot tube
Planned launch: Q4 2024

Detailed information will follow!

Comparative measurement for relative humidity

Thermodynamic measurand: Relative humidity
Object: Hygrometer
Planned lauch: Q3 2024

Detailed information will follow!

Do you have questions about performing comparative measurements or proficiency tests? Then contact us directly via the contact form:

We are here for you!