Lead Phosphate
CAS Number
7446-27-7Synonym
CI 77622; CI Pigment White 30; Lead diphosphate; Lead (II) phosphate; Lead(II) phosphate (3:2)Lead orthophosphate; Lead(2+) phosphate; Lead phosphate dibasic; Normal lead orthophosphate; Perlex paste; Plumbous phosphate; Trilead phosphate
Occurrence/Use
Stabilizing agent in plastics; component of special glasses
| Inhalation Unit Risk (μg/cubic meter)-1: |
1.2 E-5
|
|---|---|
| Inhalation Slope Factor (mg/kg-day)-1: |
4.2 E-2
|
| Oral Slope Factor (mg/kg-day)-1: |
8.5 E-3
|
| 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 Lead and lead compounds. |
Proposition 65
| Cancer: |
Currently listed
|
|---|
| Listed as causing: |
Cancer
|
|---|---|
| Date of Listing: |
04/01/1988
|
| Basis for Listing: |
State's Qualified Experts
|
| Cancer | |
| No Significant Risk Level (NSRL) - Oral: |
58 µg/day
|
|---|---|
| Last NSRL/MADL Revision: |
2001
|
| Cancer: |
|---|
Public notices related to this chemical:
- Notice of Modifications to Text of Regulations Title 22, California Code of Regulations Sections 12705 and 12805
- Notice of Modifications to Text of Proposed Regulations Title 22, California Code of Regulations Sections 12705 and 12805
- Notice of Modifications to Text of Proposed Regulations Title 22, California Code of Regulations Sections 12705 and 12805
- Notice of Proposed Rulemaking, Title 22, California Code of Regulations, Proposed Amendment To Section 12705 and Section 12805
Water
| Health Risk Category: |
Developmental neurotoxicity (neurobehavioral effects), carcinogenicity, cardiovascular toxicity (high blood pressure)
|
|---|---|
| Cancer Risk at PHG: |
0.00000003
|
| MCL value (mg/L): |
0.015
|
| Cancer Risk at MCL: |
0.000002
|
| Last PHG Revision : |
2009
|
| California PHG Comments: |
CA MCL reflects the action level, measured at the tap. The calculated cancer PHG is 0.006 mg/L. The non-carcinogenic PHG is more sensitive level and thus used as the PHG for lead. |