ACAN - Integrating Nephelometer

**Tender summary —ACAN: Integrating Nephelometer** Environment and Climate Change Canada is seeking **one integrating nephelometer** for deployment at the Alert Global Atmosphere Watch site. The equipment will support Canada’s aerosol monitoring network by measuring the **light-scattering properties of atmospheric particles**. - **Buyer:** Public Works and Government Services Canada (PSPC), for ECCC - **Status:** Open - **Closing deadline:** September 17, 2026, at 2:00 p.m. - **Listed locations:** Toronto and Gatineau, Quebec - **Tender type:** ACAN (Advance Contract Award Notice) This opportunity appears relevant mainly to suppliers of specialized atmospheric-monitoring or aerosol-measurement instruments. An ACAN may indicate the government believes a particular supplier or solution can meet the requirement, but other suppliers may be able to challenge that position if they can demonstrate compliance with the stated requirements. The provided information does not include the official tender notice or technical specifications. Review the official notice carefully for the required instrument performance, compatibility, delivery terms, challenge process, submission method, and any mandatory conditions. **Late submissions will not be accepted.** Verify all details with the official tender documentation before deciding whether to submit a response.

• check_circleSupply one (1) Integrating Nephelometer.
• check_circleThe instrument is intended for deployment at the Alert Global Atmosphere Watch (GAW) site of the Canadian Aerosol Baseline Monitoring network.
• check_circleThe instrument is intended to measure atmospheric aerosol light scattering coefficient.
• check_circleSubmissions must be received by 17 September 2026 at 14:00:00. The official tender notice should be checked to confirm the applicable time zone and submission method.