Beryllium oxide (BeO, beryllia)

Safety Summary

Regulatory Status

Sources

These citations are the ones recorded for the human adult context.

• PubChem Compound CID 14775 DATABASE
• EPA CompTox Chemicals Dashboard — DTXSID30872818 EPA
• ATSDR Toxicological Profile — CAS 1304-56-9 REFERENCE
• where to look IARC Monographs — Monographs available (index) REGULATORY · 2026
• NIOSH Pocket Guide to Chemical Hazards - Beryllium & beryllium compounds (as Be) (7440-41-7) (reached from the NPG CAS index npgdcas.html, archived 2026-09-25) REGULATORY
• Consolidated TEXT: 32004L0037 — EN — 08.04.2024 REGULATORY
• OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
• Permissible Exposure Limits – OSHA Annotated Table Z-1 REGULATORY
• ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) REGULATORY

The IARC classification shown under Regulatory Status is cited to the source below. It is a record-wide citation for that classification, not a source for the adult risk band.

• IARC Monographs Volume 100C: Arsenic, Metals, Fibres, and Dusts REGULATORY · 2012

Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.