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CITY OF KARLSRUHE CIVIL ENGINEERING OFFICE, CITY DRAINAGE has floated a tender for Karlsruhe Sewage Treatment Plant, Delivery of Iron-Sulfate Heptahydrate (Feso4 x 7H2o, Green Salt) as a Phosphate Felling. 3600 t for 2 Years from October 1, 2025 to 30. Sep. 2027 and with an Option to Another 1800 t for .... The project location is Germany and the tender is closing on 24 Jun 2025. The tender notice number is LOT-0001 E35133574, while the TOT Ref Number is 119758300. Bidders can have further information about the Tender and can request the complete Tender document by Registering on the site.
Procurement Summary
Country : Germany
Summary : Karlsruhe Sewage Treatment Plant, Delivery of Iron-Sulfate Heptahydrate (Feso4 x 7H2o, Green Salt) as a Phosphate Felling. 3600 t for 2 Years from October 1, 2025 to 30. Sep. 2027 and with an Option to Another 1800 t for ...
Deadline : 24 Jun 2025
Other Information
Notice Type : Tender
TOT Ref.No.: 119758300
Document Ref. No. : LOT-0001 E35133574
Financier : Self Financed
Purchaser Ownership : Public
Tender Value : Refer Document
Purchaser's Detail
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Karlsruhe sewage treatment plant, delivery of iron-sulfate heptahydrate (FESO4 x 7H2O, green salt) as a phosphate felling. 3600 t for 2 years from October 1, 2025 to 30. Sep. 2027 and with an option to another 1800 t for 1 year to 30. Sep. 2028 and an additional 4 months to compensate for any recovery delays.
Deliveryby iron-II-sulfate heptahydrate (FESO4 x 7 H2O, green salt) as a phosphate felling. In the Karlsruhe sewage treatment plant, phosphate is removed from the wastewater by falling with iron-II sulfate in order to comply with the given phosphorus limit in the sewage treatment sequence. The solestation of the phosphate felling is locatedin the inlet area of the sewage treatment plant and can be accessed with the truck. The solest station (born G23) includes two frozen bunkers, with one of the two bunkers per fleece, according to instructions through the sewage treatment staff. The tipping thresholds of the bunkers are 30 cm high with a length of 4 m.It is not possible to tip over. The distance from the outer edge of the tipping threshold up to the bunker back wall is 2.20 m. This extent must be observed with regard to the shape of the tailgate. There is a protective grille over the frozen bunkers to protect against large foreign substances with grid distances of 19cmx 19cm. For the currently set dosing quantity, delivery of approx. 25 t of the product is required about 5x per month. The service advertised here includes the delivery of the iron-II-sulfate heptahydrate, including the filling in the FAURGEN-BUND, On the Karlsruhe sewage treatment plant. Offers are only approved as an overall performance. The bidder must immediately report fundamental concerns about the advertised service, at the latest when the offer is submitted. Later changes are at the expense of the contractor. The individualDeliveries have to be made in coordination with the client (AG) as soon as possible after access. The offer is sent electronically via the award platformSub...
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