The UK Health Security Agency (UKHSA) invites tenders for the supply of a Hydrogen Peroxide Generator and associated Services for use in the Biosafety, Air and Water Microbiology Group at Porton Down in response to this UK04 Tender Notice. The UKHSA is responsible for planning, preventing and responding to external health threats, and providing intellectual, scientific and operational leadership at national and local level, as well as on the global stage. UKHSA ensures the nation can respond quickly and at greater scale to deal with pandemics and future threats. It does this through advocacy, partnerships, world-class science, knowledge and intelligence, and the delivery of specialist public health services. UKHSA is an operationally autonomous executive agency of the United Kingdom Department of Health and Social Care (DHSC). The UKHSA has a requirement a hydrogen peroxide generator, for the decontamination of interior room surfaces and equipment. The system will support forthcoming research activities within a model (mock) healthcare environment at its Porton Down site. Further information on the requirement and the process for participation is set out in the procurement documents. The deadline for submissions is 17:00 (BST) on Monday 19 October 2026. Interested suppliers are advised to allow sufficient time to submit their Tender as late submissions will not be considered. Any correspondence related to this procurement must be made via the Atamis e-sourcing portal. Prior notices in relation to this requirement: UK02 Preliminary Market Engagement Notice: Notice identifier 2026/S 000-064485 published on 09 July 2026. UK03 Planned Procurement Notice: Notice identifier 2026/S 000-085849 published on 10 September 2026.

Renewal: Subject to UKHSA’s ongoing requirement for associated services, availability of funding and governance approvals being obtained, option to extend the Contract for a period of up to two (2) years. Options: Subject to UKHSA’s ongoing requirement for associated services, availability of funding and governance approvals being obtained, option to increase the total value of the Contract by up to £14,000 excl. VAT (£16,800 incl. VAT). Award criteria: Any Contract awarded as a result of this procurement will be awarded on the basis of the Tender that represents the most advantageous offer to the UKHSA. The Award Criteria are: Quality 70% Price 30%

Procurement Act 2023

Below threshold - open competition

To participate in this opportunity please register and apply via the Atamis e-sourcing portal: https://atamis-1928.my.site.com/s/Welcome The procurement documents are available for unrestricted and full direct access, free of charge, at: https://atamis-1928.my.site.com/s/Welcome Should Tenderers have any queries or problems using the portal they should contact the Atamis Helpdesk by email at: [email protected] or by telephone on: 0800 9956035.

Details of the requirement and the process for participation.: https://atamis-1928.my.site.com/s/Welcome