66--***RFI ONLY***Sources Sought for Cordierite powder

The EPA is conducting a market research effort (RFI) to identify vendors capable of supplying cordierite powder meeting specific physical and chemical specifications. The required material is a fine off‑white powder (1‑5 µm, bulk density 0.42 g/cc, melting point 1179‑1471 °C) with the composition 2MgO·2Al₂O₃·5SiO₂. The agency needs a total of 2.5 kg and is seeking any vendor—large or small—who can provide this commercial‑off‑the‑shelf product. No pricing, technical proposals, or capability statements are required; respondents simply confirm interest and capability. • Cordierite powder specifications (size, density, melting point) provided. • Quantity required: 2.5 kg. • Responses are informational only; no contract award is guaranteed. • Deadline for response: November 3 2026, 1:00 PM EST. • Contact: OAR SACO, Contracting Office, via email only.