Beryllium Oxide
CAS Number
1304-56-9Synonym
Beryllia; Beryllium monoxide; Bromellete; Thermalox 995
Occurrence/Use
Sintered to produce ceramic; semiconductor parts, filler in thermal interface materials, electronic and microelectronic applications
Chronic REL
| Chronic Inhalation REL (μg/m3): | 0.007 (inhalation); 2.0 μg/kg BW-day (oral) |
|---|---|
| Chronic Target Organs: | Inhalation: Respiratory system, immune system. Oral: Alimentary system (gastrointestinal tract) |
| Human Data: | Yes |
| Last Chronic REL Revision: | 2001 |
| Chronic Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D3. Listed as Beryllium & beryllium compounds. |