Antimony trioxide for PVC masterbatch and compounding. Supply constrained—zinc-based alternatives available for qualification programs.
Antimony trioxide synergists for masterbatch and PVC compounding. Both grades supplied with SDS and TSCA compliance letters. Forward purchasing recommended given current lead times.
| Product | Purity | CAS | Form | Primary Application | Market Price | Lead Time |
|---|---|---|---|---|---|---|
| ATO-65 | 99.65% Sb₂O₃ | 1309-64-4 | White powder | PVC masterbatch, plastics, rubber | 2.5–3 months | |
| ATO-85 | 99.85% Sb₂O₃ | 1309-64-4 | White powder | High-purity applications | 2.5–3 months |
Contact us for current ATO pricing and availability. Forward purchase orders strongly recommended.
FL-ZS, FL-ZHS, and FL-ZB are available from U.S. stock for qualification programs. These zinc stannate, hydroxystannate, and borate synergists provide proven ATO reduction and partial replacement in halogenated PVC, polyolefin, and engineering plastic systems—with the additional benefit of superior smoke suppression and no IARC classification. Evaluation quantities available.
Provide your details and we will send the requested SDS, TDS, or CoA within 24 hours.