Certificate of Management System Eurofins E&E CML Limited, Newport Business Park, New Port Road, Ellesmere Port CH65 4LZ, UK, accredited by the United Kingdom Accreditation Service (UKAS), registration number 8175, certifies that the Quality Management System of Whiteleaf Business Centre, Has been assessed and found to comply with the requirements of The scope of this certification extends to the following: Design, development and manufacture of cellular stabilisation reagents for in vitro diagnostic use. Distribution of in vitro diagnostic kits and reagents. Control of manufacture and distribution of cellular stabilisation reagents for in vitro diagnostic Certificate Number Issue Number Initial issue date Current issue Expiry 7th August 2022 to 27th July 2023 was covered by another certification body 8175 This Certificate shall only be copied 1 of 2 Cheryl O’Rourke in its entirety and without change Head of Medical Devices - UK Version: 3.0 Approval: Approved

Certification ScheduleLocation_ActivitiesCaltag Medsystems Ltd ISO 13485:2016 Whiteleaf Business Centre, Design, development, and manufacture of cellular 11 Little Balmer, stabilisation reagents for in vitro diagnostic use. Distribution of in vitro diagnostic kits and reagents. This Notification shall only be copied in its entirety and without change