Scope
Reference
C28382
Description
There is a requirement for Sellafield Ltd to implement a Contract for Bulk and Packaged Chemicals to support site-wide operations and decommissioning activities across the Sellafield site.
This opportunity will be structured into three (3) Lots, with one supplier awarded per Lot. Tenderers may submit bids for any Lot and will have the potential to secure multiple Lots.
The opportunity will be split across three (3) Lots:
Lot 1- Bulk Caustic Soda (Sodium Hydroxide 23%, 47%, and 50%)
Lot 2- Packaged Chemicals & Other Bulk Products
This will include, but is not limited to, the following scope:
• Sodium Hydroxide 22% - IBC 1000L/1245kg
• Aluminium Sulphate 8% - Delivered via road tanker.
• Ferric Nitrate Solution - Delivered via road tanker.
• Praestol DW-31-EU - 1L/1.1kg
• Hydrochloric Acid 14% - IBC 1000L/1071kg
• Hydrated Lime - Per kg
• Nickel Nitrate - 10kg
• Sodium Carbonate Light - 25kg
• Sodium Hypochlorite (14/15%) - IBC 1000L/1255kg
• Pure Dried Vacuum Salt - Per kg
• Sodium Nitrate 36% - 834L/1068kg
• Granulated Sugar - 1000kg
• Sulphuric Acid 77% - IBC 1000L/1698Kg
• Sulphuric Acid 96% - Per kg
• Silver Zeolite Cartridges
• Silver Zeolite - 35g
• Brenntamer CL 845 - 25kg
• Lithium Nitrate - Per kg or 1230kg
Lot 3- Bulk Nitric Acid (60%)
The Contract will be for a period of four (4) years.
Total value (estimated)
- £19,000,000 excluding VAT
- £22,800,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 1 February 2027 to 31 January 2031
- 4 years
Main procurement category
Goods
CPV classifications
- 24960000 - Various chemical products
- 24311521 - Caustic soda
- 24411000 - Nitric acid and salts
- 24311520 - Sodium hydroxide
- 24311410 - Inorganic acids
- 24311470 - Hydrogen chloride
- 24313100 - Sulphides, sulphites and sulphates
- 24311500 - Hydroxides as basic inorganic chemicals
- 24312120 - Chlorides
- 24311522 - Liquid soda
- 24311411 - Sulphuric acid
- 24313000 - Sulphides, sulphates; nitrates, phosphates and carbonates
- 24313120 - Sulphates
- 24313300 - Carbonates
- 24962000 - Water-treatment chemicals
Contract locations
- UKD11 - West Cumbria
Engagement
Engagement deadline
19 December 2025
Engagement process description
Interested suppliers are invited to participate in the following activities to aid in the refinement of the future procurement:
- A webinar event on the 3rd December 2025, 1pm-2:30pm
- Completion of a questionnaire following the market engagement event
Sellafield Ltd welcomes interested suppliers to express their interest by sending a confirmation message via our e-sourcing platform, Atamis, under reference number C28382.
Please include the following detail in your message:
• Full name
• Company/organisation name
• Contact details (Email and phone number)
If you do not have an account with Atamis, please register on Atamis to create an account. If you have problems registering, please contact the helpdesk +44 29 2280 9277 or raise a support ticket via the following link https://suppliersupport.atamis.co.uk/hc/en-gb
Suppliers should note that all information gathered from this exercise is for the contracting authority's use and is subject to change.
Participation
Particular suitability
Small and medium-sized enterprises (SME)
Submission
Publication date of tender notice (estimated)
12 March 2026
Contracting authority
Sellafield Limited
- Public Procurement Organisation Number: PWYP-8439-MZWY
Hinton House, Birchwood Park Avenue
Warrington
WA3 6GR
United Kingdom
Contact name: Anthony Backhouse
Email: anthony.ah.backhouse@sellafieldsites.com
Website: https://www.gov.uk/government/organisations/sellafield-ltd
Region: UKD61 - Warrington
Organisation type: Public authority - sub-central government