Source: https://tendernation.io/opportunities/01a13c81-9224-72e9-acf7-8c232ba0fe60/cefas21-16-rfq-for-2x-in-situ-marine-nutrient-analysers closed GB open procedure Suitable for SMEs # CEFAS21-16 RFQ for 2x in situ Marine Nutrient Analysers [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal) Estimated value £28,000 Published 2 Feb 2021 Deadline Closed 10 Feb 2021 ## 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 Cefas (The Centre for Environment, Fisheries and Aquaculture Science) the 'Authority', is an Executive Agency of the UK Government's Department for Environment, Food and Rural Affairs (Defra). It is an applied science agency that primarily supports government decision making whilst extending its reach across the public sector, the EU and wider markets where possible in regard to marine and closely related environments. Requirement: 2 x in-situ marine nutrient (total oxidised nitrate i.e. nitrite plus nitrate) analysers. A wet-chemical nutrient analyser is required for use in coastal and offshore marine monitoring. It will be fitted to our autonomous monitoring platforms, specifically a surface mooring (SmartBuoy) for continuous collection of nutrient data. It should be supplied with suitable mounting points. - The instrument should be capable of measuring dissolved total oxidised nitrogen (NO2- + NO3-) in a turbid coastal marine environment with a high degree of sensitivity, accuracy and stability: o Linear range: 0.1 - 150 umol l-1 o Analytical uncertainty ## CPV classification Analysers Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/dfb1dfb6-b20a-41e7-afb2-b59aa63c183c) 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 Defra Network eTendering Portal: past awards and live tenders](https://tendernation.io/buyers/defra-network-etendering-portal) [Sector More Laboratory & precision equipment tenders](https://tendernation.io/sectors/laboratory-precision-equipment) ## More tenders like this [Laboratory, optical and precision equipments (excl. glasses) – Dostawa aparatury naukowo – badawczej dla INTiBS PAN we Wrocławiu, z podziałem na dwa zadania: ZADANIE 1: stacjonarny analizator impedancji (0,01 Hz – 1 MHz) ZADANIE 2: stacjonarny analizator impedancji (1MHz - 1GHz) · Instytut Niskich Temperatur i Badań Strukturalnych im. Włodzimierza Trzebiatowskiego Polskiej Akademii Nauk · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a156a9-619a-714a-bd19-e119865a29ce/poland-laboratory-optical-and-precision-equipments-excl-glasses-dostawa) [Laboratory, optical and precision equipments (excl. glasses) – Modernizácia vedecko-výskumnej infraštruktúry Katedry jadrovej chémie Prírodovedeckej fakulty Univerzity Komenského v Bratislave · Univerzita Komenského v Bratislave · 29 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-65a9-72ca-9922-4b240629b051/slovakia-laboratory-optical-and-precision-equipments-excl-glasses-modern) [Laboratory, optical and precision equipments (excl. glasses) – Liquid Handling System · Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) · 31 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-9882-716e-89c9-cdf421537c1b/germany-laboratory-optical-and-precision-equipments-excl-glasses-liquid) [Detection and analysis apparatus – Zaawansowana platforma do badań emisji akustycznej. Znak sprawy: DZPZ.282.65.2026.MK · Politechnika Śląska · 30 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156aa-10e7-7353-9fc0-d245bd78322b/poland-detection-and-analysis-apparatus-zaawansowana-platforma-do-badan-emis) [Electron microscopes – Prístroje a zariadenia pre projekt: Vývoj a výroba udržateľných bio-vláknových uhlíkových anód pre vysokovýkonné lítium-iónové batérie na podporu dekarbonizácie a energetickej nezávislosti Košíc a Košického kraja · Technická univerzita v Košiciach · 29 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-651c-7266-b85f-cef62e6c451c/slovakia-electron-microscopes-pristroje-a-zariadenia-pre-projekt-vyvoj-a-vy) [Vibration analysers – Dostawa wibrometru laserowego na potrzeby Politechniki Lubelskiej. · Politechnika Lubelska · 3 days left · 23 Oct 2026](https://tendernation.io/opportunities/01a156a9-7c9f-71ac-ba41-52e17a7ec92f/poland-vibration-analysers-dostawa-wibrometru-laserowego-na-potrzeby-politec)