Silica (crystalline, respirable)
Synonym
Silicon dioxide, Quartz, 7631-86-9
Occurrence/Use
Manufacture of glass, abrasives, ceramics, enamels, heat insulators, fire- and acid-prove packing materials; clarifying and filtration agent, molds for castings, decolorizing and purifying oil/petroleum, industrial filler
Cancer Potency Information
| Latest Criteria: | Chronic Reference Exposure Levels |
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Air
Chronic REL
| Chronic Inhalation REL (μg/m3): | 3 |
|---|---|
| Chronic Target Organs: | Respiratory system |
| Human Data: | Yes |
| Last Chronic REL Revision: | 2005 |
| Chronic Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D3
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Proposition 65
Chemical Status
| Cancer: | Currently listed |
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Cancer
| Listed as causing : | Listed as causing: Cancer |
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| Date of Listing: |
Public notices related to this chemical
- Issuance of a Safe Use Determination for Crystalline Silica in Interior Flat Latex Paint
- Notice of a Public Hearing for Comment on a Request for a Safe Use Determination for Crystalline Silica in Interior Latex Paints
- Issuance of a Safe Use Determination for Crystalline Silica in Sorptive Mineral-based Pet Litter
- Notice of a Public Hearing for Comment on a Request for a Safe Use Determination for Sorptive Mineral-Based Pet Litter Containing Crystalline Silica
- Issuance of Safe Use Determination for Exposures to Crystalline Silica From The Use of Four WOODWISE® Products