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At Lab Unlimited, Carl Stuart Group, our aim is to continuously improve our quality systems in pursuit of a flawless and technically excellent service. In demonstration of this, we have successfully maintained our ISO 9001 certification for over 20 years and we continue to evolve our systems with the future developments of this standard.

Our technical capabilities meet international standards being accredited by INAB to ISO/IEC 17025:2005 since 2010. This standard tests the competence of our team and quality of the calibration we complete presenting results to precise measurement uncertainty. As a certified laboratory, we have been assessed by technical experts and found to successfully meet criteria of the standard. We are frequently audited and run a programme of inter-laboratory comparison tests to ensure that our technical reports are accurate, meet the requirements of the standard and are in line with our peer group.

Carl Stuart Ltd is registered as a balance, gravimetric and temperature calibration laboratory competent to carry out calibrations either in our in-house laboratory or at your own facility. Contact us at for more information or download our certificates.

Carl Stuart Ltd Carl Stuart Ltd
ISO 9001:2008 logo ISO 17025:2005 logo
pdf symbol ISO 9001-2008GB93/4316 pdf symbol ISO 17025:2005270C

Our goal is to provide a level of technical excellence and after-sales service that is second to none.

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