Source: https://tendernation.io/opportunities/01a13cab-d4fb-7211-a8db-287dce59ecff/replacement-of-air-quality-nox-and-pm10-analysers closed GB open procedure Suitable for SMEs # Replacement of Air Quality (NOx and PM10) Analysers [London Borough of Hackney](https://tendernation.io/buyers/london-borough-of-hackney) Estimated value £40,000 Published 21 Aug 2023 Deadline Closed 11 Sept 2023 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender Hackney Council is seeking to replace the NOx and PM10 analysers (instruments) at its automatic air quality monitoring station located at Old Street. The Old Street automatic air quality monitoring station has been in operation since the early 2000s, and the existing NOx and PM10 analysers are reaching the end of their operational lives. The Council is seeking quotations to replace the instruments to ensure the continued reliability of the monitoring station in the future. Please note, suppliers are not required to quote for Local Site Operator or Equipment Support Unit services as part of this contract. Hackney Council is using ProContract as its electronic Procurement Portal. The system is referred to intermittently as ProContract or the London Tenders Portal. The Procurement Portal is accessible at [londontenders.org](https://www.londontenders.org/). All communications, including the submission of Quotations, should take place via the Procurement Portal. This tender can be found on ProContract with reference DN682995 - Replacement of Air Quality (NOx and PM10) Analysers. ## CPV classification Air quality management Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/363315db-b0ad-4588-a866-d81655f892f8) 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 London Borough of Hackney: past awards and live tenders](https://tendernation.io/buyers/london-borough-of-hackney) [Sector More Sewage, refuse, cleaning & environmental tenders](https://tendernation.io/sectors/sewage-refuse-cleaning-environmental) ## More tenders like this [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) [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) [Radioactive-, toxic-, medical- and hazardous waste services – Vaarajätepalvelu · Helsingin yliopiston kiinteistöpalvelut Oy · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-2d87-7301-b79a-03b45cbf514a/finland-radioactive-toxic-medical-and-hazardous-waste-services-vaarajat) [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) [Refuse and waste related services – Keräyspaperin, tietoturvamateriaalin sekä SER-jätteen poistopalvelun hankinta · Espoon kaupunki · 10 days left · 29 Oct 2026](https://tendernation.io/opportunities/01a15183-11dc-7260-9add-88811d0139f2/finland-refuse-and-waste-related-services-kerayspaperin-tietoturvamateriaal)