Summary
Machine-generated summaryThe buyer is procuring chemicals for wastewater treatment: 700 tonnes per year of iron(II) sulfate and 1,250 tonnes per year of iron(III) chloride for the Siegen wastewater treatment plant, and 200 tonnes per year of aluminium-iron(III) chloride for the Buedenholz wastewater treatment plant, covering the years 2027 and 2028. The buyer is located in Germany. Suppliers of water treatment chemicals can bid under the stated procurement procedure; further details are available in the tender documents.
Description
2 lots
- Lot 1
- Lieferung von Eisensalzen und Aluminium-Eisen für die Jahre 2027 und 2028 für die Kläranlagen Siegen und Büdenholz, LOS 1
- Lot 2
- Lieferung von Eisensalzen und Aluminium-Eisen für die Jahre 2027 und 2028 für die Kläranlagen Siegen und Büdenholz, LOS 2 Aluminium chloride
- How tenders are scored
- Quality
- Small firms
- The buyer does not mark this procedure as suitable for small and medium-sized firms.
As the official notice states them.
Official source
Source: TED - Tenders Electronic Daily (Publications Office of the EU)
Always verify details on the official notice.
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Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 2 days ago
The buyer
Full buyer profileEntsorgungsbetrieb der Stadt Siegen (ESI)
- notices in the register
- 13
- awards
- 4
- awarded in total
- €5.3M
One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.
Recent awards
- Ferrosulfat = Eisen(II)-sulfat - Lieferung von Eisensalzen und Aluminium-Eisen für die Jahre 2027 und 2028 für die Kläranlagen Siegen und Büdenholz
- Chemische Erzeugnisse - Lieferung von Kreide für die Kläranlagen Siegen, Weidenau und Büdenholz
- Electricity - Supply of electricity for ESi all plant parts
2 open tenders right now
Market context
- open now in Chemicals
- 654
- median open notice
- €200,000
Who wins in this market
Many suppliersGermany · Chemicals
- different companies won awards here
- 127
- of the awards went to the three most frequent winners
- 12%
- buyers awarded contracts here
- 136
Based on 202 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 2.6
- of those lots received a single tender
- 17%
- of the awards went to companies based in another country
- 7%
- of the tenders came from another country
- 12%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
Change history
Every time an official source republished this notice with different content. We watch every source we index, including regional copies of the same notice.
-
Read before bidding
- Submission deadline
-
Was:
September 1, 2026, 22:00 - Now: September 2, 2026, 07:00 1 day later
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Act now
- Submission deadline
-
Was:
September 2, 2026, 00:00 - Now: September 2, 2026, 00:00 1 day earlier
- Scope and criteria
- The description was expanded. Re-read it before you bid.
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