# Quebec SEAO #20174778

Gatineau solicitation for water and wastewater treatment chemicals

**Posted:** October 08, 2026
**Respond By:** November 09, 2026
**Identifier:** 20174778
**NAICS:** 325180, 424690

Ville de Gatineau is seeking suppliers for treatment chemicals and related materials used across municipal water and wastewater operations.
- **Government buyer:** Ville de Gatineau; the solicitation covers the city’s drinking-water plants, wastewater treatment plants, leachate treatment plant, and municipal swimming pools.
- **Requested goods:** Hydrated lime (lots 02.1 and 02.2), medium cationic polymer (03.1), poly-aluminium-silicate-sulfate PASS 8 (04.1), liquid sodium hypochlorite 12% (05.1 and 05.2), sodium hydroxide 25% (06.1), hydrochloric acid 32% (07.1), liquid ferric sulfate 12% (08.1), calcium nitrate (09), micro sand (10.1 and 10.2), and zinc orthophosphates (11.1).
- **Lots and quantities:** Products are organized into the listed lots, with awards potentially made by lot. Purchase quantities and product part numbers are not provided.
- **OEMs and vendors:** No manufacturers, OEMs, or vendors are named in the available information.

### Description

The City of Gatineau is seeking bids to purchase chemicals used at its drinking-water plants, wastewater treatment plants, leachate treatment plant, and municipal swimming pools. The procurement is for goods, has a 12-month duration, and awards may be made by lot. Bids may be submitted on paper or electronically through Quebec’s SEAO system, and are due November 9, 2026, at 2:00 p.m. Quebec Legal Time. The tender documents specify the evaluation criteria and procedures, and late bids will be rejected.

[View original listing](https://seao.gouv.qc.ca/avis-resultat-recherche/consulter?ItemId=f3fee813-36bc-4dd3-9949-49f4acd0dacf)