Antimony Trioxide
CAS Number
1309-64-4Synonym
Antimony sesquioxide; Antimonous oxide; Antimony oxide, Oxo-oxostibanyloxystibane; Diantimony trioxide
Occurrence/Use
Component of flame retardant treatment for polymers; opacifying agent for glasses, ceramics, and enamels; specialty pigments; naturally occurring as valentinite and senarmontite
Soil Screening
| Last CHHSL revision: | 1/2005 |
|---|---|
| CHHSL Comments: |
For chemical-specific screening levels for use in assessing contaminated sites, please see HHRA Note 3 (DTSC HERO). https://www.dtsc.ca.gov/assessingrisk/humanrisk2.cfm |
Cancer Potency Information
| Latest Criteria: | California Public Health Goals |
|---|
Proposition 65
Chemical Status
| Cancer: | Currently listed |
|---|
Cancer
Cancer - Listing Mechanism
Authoritative Bodies-International Agency for Research on Cancer
| Listed as causing : | Listed as causing: Cancer |
|---|---|
| Date of Listing: |
Safe Harbor Levels
No Significant Risk Level (NSRL) - Inhalation
0.13 (effective January 1, 2024)
| Cancer |