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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsChemical Supply for Water Treatment
    Awarded contract

    Chemical Supply for Water Treatment

    Status
    Awarded
    Published 25 Aug 2025

    This contract opportunity involves the supply of approximately 2,500 to 3,200 tons of Iron(II) sulfate heptahydrate (FeSO4 · 7 H2O, CAS No. 7782-63-0) annually. This chemical will be used as a suitable precipitant for chemical phosphorus removal in wastewater treatment at the ARA Werdhölzli facility

    🇨🇭SwitzerlandPublished 25 Aug 2025· 12 months agoviaTED
    Status
    Awarded
    Published 25 Aug 2025

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Closing date
      Rolling
      No closing date published
    • Sector
      Energy & Utilities
      Browse related listings
    • Location
      🇨🇭Switzerland

    Lifecycle

    Awarded

    Contract awarded. Originally published 12 months ago.

    25 August 2025
    Awarded — no open tender advertised

    Brief

    This contract opportunity involves the supply of approximately 2,500 to 3,200 tons of Iron(II) sulfate heptahydrate (FeSO4 · 7 H2O, CAS No. 7782-63-0) annually. This chemical will be used as a suitable precipitant for chemical phosphorus removal in wastewater treatment at the ARA Werdhölzli facility. Suppliers interested in this opportunity should refer to the provided link for more details.

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    View on sourceTED

    Award notice and full record on the publisher's site

    Publisher
    Publications Office of the European Union
    Licence
    EU 2011/833/EU + TED reuse notice
    Source
    ted.europa.eu
    Record ID
    555308-2025
    TD
    Buyer
    TED DISPOSAL RECYCLING ZURICH ERZ BNDLISTRASSE 108 8010 ZURICH
    Sector
    Energy & Utilities