Source: https://tendernation.io/opportunities/01a13cd5-9339-71a1-a4d6-2b6e8150f0cd/gravimetric-reference-instrument-en-12341-to-measure-pm25-mass-concentration awarded GB negotiated without publication procedure Suitable for SMEs # Gravimetric reference instrument (EN 12341) to measure PM2.5 mass concentration in ambient air [Department for Environment Food & Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-rural-affairs) Estimated value £30,000 to £49,995 Published 24 Oct 2024 Deadline Closed 6 Nov 2024 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The Environment Agency seek to procure two gravimetric reference instruments (EN 12341) to measure PM2.5 mass concentration in ambient air. These instruments are indeded to be used as part of the UK Particulate Matter (PM) Equivalence Programme where comparison of gravimetric and continuous particulate matter instrument measurements is undertaken. The procured instruments must be delivered no later than 28 Feb 2025. Additional information: To apply for this opportunity you must submit your quotation meeting the requirements detailed in the Request for Quotation (RFQ) attached. Your response must be sent to by 11:00 hrs on 6 November 2024. If you have any clarification questions linked to this opportunity or the procurement process please submit these via email to . Please note that, unless commercially sensitive, both the question and the response will be circulated to all tenderers. ## CPV classification Air pollution monitoring or measurement services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/0eeaa389-f8cd-4eb5-a076-2f4b192ff234) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Department for Environment Food & Rural Affairs: past awards and live tenders](https://tendernation.io/buyers/department-for-environment-food-rural-affairs) [Sector More Sewage, refuse, cleaning & environmental tenders](https://tendernation.io/sectors/sewage-refuse-cleaning-environmental) ## More tenders like this [SHWD Cleaning · South Hams District Council · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a15552-1e5c-7112-a772-bb30d175a2ae/shwd-cleaning) [Pest Control Services · Yorkshire Housing Limited · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15552-1ecb-72eb-99a2-28725729b3f4/pest-control-services) [Pest Control Services Concession 2027-30 (FH2610191) · The District Council of Folkestone and Hythe · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a154e4-44f9-7309-afae-daba3a678a46/pest-control-services-concession-2027-30-fh2610191) [Invitation to Tender Window Cleaning Services - Wirral · Wirral Community Health and Care NHS Foundation Trust · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a1539a-cf1d-702b-9ffd-93cfa91d3c7c/invitation-to-tender-window-cleaning-services-wirral) [Refuse transport services – Odbiór odpadów komunalnych z terenu miasta Maków Mazowiecki · Miasto Maków Mazowiecki · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15183-3f12-7325-9c2f-18eb44993615/poland-refuse-transport-services-odbior-odpadow-komunalnych-z-terenu-miasta) [Cleaning services – Úklidové služby pro budovy JP · České vysoké učení technické v Praze · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-4b75-72e0-8073-c7b65b5d95d9/czechia-cleaning-services-uklidove-sluzby-pro-budovy-jp)