Nickel Oxide
CAS Number
1313-99-1Synonym
Bunsenite; CI 77777; Green nickel oxide; Mononickel oxide; Nickel monoxide; Nickel(II) oxide; Nickelous oxide; Nickel(2+) oxide; Nickel protoxide; NiO; Oxonickel
Occurrence/Use
Component of rechargeable batteries and fuel cells; pigments for ceramic, glass, and glazes; propellant for car air bags; production of electronic thermally functionng ceramics; hydrogenation catalyst and precursor to nickel salts
Cancer Potency Information
| Inhalation Unit Risk (μg/cubic meter)-1: | 2.6 E-4 |
|---|---|
| Inhalation Slope Factor (mg/kg-day)-1: | 9.1 E-1 |
| Oral Slope Factor (mg/kg-day)-1: | 9.1 E-1 |
| Comments/References: |
OEHHA 2009. Air Toxics Hot Spots Program Technical Support Document for Cancer Potencies. Appendix B. Chemical-specific summaries of the information used to derive unit risk and cancer potency values. Updated 2011. Listed as Nickel and nickel compounds. |
Air
Acute RELs
| Acute REL (μg/m3): | 0.2 |
|---|---|
| Species: | Mouse |
| Acute REL Toxicologic Endpoint: | Depressed antibody response |
| Acute REL Target Organs: | Immune system |
| Last Acute REL Revision: | 2012 |
| Acute Reference Exposure Levels Comments: |
Inhalation concentrations as micrograms Ni/m3. OEHHA 2012. Nickel Reference Exposure Levels. Listed as Nickel (and compounds). |
8-Hour RELs
| 8-Hour Inhalation REL (μg/m3): | 0.06 |
|---|---|
| Last 8-Hour REL Revision: | 2012 |
| 8-Hour Reference Exposure Levels Comments: |
Inhalation concentrations as micrograms Ni/m3. OEHHA 2013. Technical Support Document for Noncancer RELs, Appendix D1. Updated July 2014. Listed as Nickel (and compounds). |
Chronic REL
| Chronic Inhalation REL (μg/m3): | 0.02 (inhalation); 11 μg/kg BW-day (oral) |
|---|---|
| Chronic Target Organs: | Inhalation: Respiratory system. Oral: Development |
| Human Data: | No |
| Last Chronic REL Revision: | 2012 |
| Chronic Reference Exposure Levels Comments: |
Inhalation concentrations as micrograms Ni/m3; oral dose as micrograms Ni/kg-day. OEHHA 2012. Nickel Reference Exposure Levels. Nickel oxide listed separately for chronic RELs. |
Proposition 65
Chemical Status
| Cancer: | Currently listed |
|---|
Cancer
| Listed as causing : | Listed as causing: Cancer |
|---|---|
| Date of Listing: |
Listed as Nickel oxide.