COA Sample Library
Every zeolite shipment from ZeoCatalyst includes a batch-specific Certificate of Analysis (COA).
Standard COA Contents
All zeolite COAs include: SiO₂/Al₂O₃ ratio (XRF), BET surface area (N₂ adsorption), XRD crystallinity, Na₂O content, and particle size distribution (D10/D50/D90).
Product-Specific Additions
| Product | Additional COA Tests |
|---|---|
| USY | Unit cell size, mesopore volume, RE₂O₃ (if exchanged) |
| SSZ-13 | Cu or Fe loading (ICP-OES), NH₃-TPD |
| SAPO-34 | Si content in framework, LOI |
| Y / HY | Unit cell size, Na₂O verification |
Before Requesting a Sample
Review the relevant TDS page for typical specification ranges. When your sample arrives, compare the COA data against your internal specifications. If you need a specific test not listed above, include it in your sample request.
Request a Sample or Quote
Share your zeolite catalyst product, application, required specification, and quantity so the right TDS, COA, sample, or quotation can be matched to your evaluation.
Request a Sample or Quote