Appendix I to Section 69021: California OEHHA Toxicity Criteria
22 CA ADC Div. 4.5 Ch. 51 App. IBarclays Official California Code of Regulations
22 CCR Div. 4.5 Ch. 51 App. I
Appendix I to Section 69021: California OEHHA Toxicity Criteria
Table A | Cancer Potency Values | Non-cancer Health-Hazard Values |
|---|
Oral Slope Factor (CSFo) | Inhalation Unit Risk (IUR) | Oral Reference Dose (RfDo) | Chronic Reference Exposure Level (REL) |
|---|
CAS Registry | CSFo | IUR | RfDo | REL | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Analyte | Number | (mk/kg-d)-1 | Reference | (μg/m3)-1 | Reference | (mk/kg-d)-1 | Reference | (μg/m3)-1 | Reference | |
1 | Acetaldehyde | 75-07-0 | -- | -- | 2.70E-06 | OEHHA | -- | -- | -- | -- |
2 | Ammonia | 7664-41-7 | -- | -- | -- | -- | -- | -- | 2.00E+02 | OEHHA |
3 | Arsenic | 7440-38-2 | 9.50E+00 | OEHHA PHG | -- | -- | 3.50E-06 | OEHHA | 1.50E-02 | OEHHA |
4 | Arsine | 7784-42-1 | -- | -- | -- | -- | 3.50E-06 | OEHHA | 1.50E-02 | OEHHA |
5 | Benzene | 71-43-2 | 1.00E-01 | OEHHA | 2.90E-05 | OEHHA | -- | -- | 3.00E+00 | OEHHA |
6 | Benzidine | 92-87-5 | 5.00E+02 | OEHHA | 1.40E-01 | OEHHA | -- | -- | -- | -- |
7 | Benzo[a]anthracene | 56-55-3 | -- | -- | 1.10E-04 | OEHHA | -- | -- | -- | -- |
8 | Benzo[a]pyrene | 50-32-8 | -- | -- | 1.10E-03 | OEHHA | -- | -- | -- | -- |
9 | Benzo[b]fluoranthene | 205-99-2 | -- | -- | 1.10E-04 | OEHHA | -- | -- | -- | -- |
10 | Benzo[k]fluoranthene | 207-08-9 | -- | -- | 1.10E-04 | OEHHA | -- | -- | -- | -- |
11 | Beryllium | 7440-41-7 | -- | -- | -- | -- | 2.00E-04 | OEHHA PHG | 7.00E-03 | OEHHA |
12 | Beryllium oxide | 1304-56-9 | -- | -- | -- | -- | 2.00E-04 | OEHHA PHG | 7.00E-03 | OEHHA |
13 | Beryllium sulfate | 13510-49-1 | -- | -- | -- | -- | 2.00E-04 | OEHHA PHG | 7.00E-03 | OEHHA |
14 | Boron Trifluoride | 7637-07-2 | -- | -- | -- | -- | 4.00E-02 | OEHHA (Fluorides) | -- | -- |
15 | 1,3-Butadiene | 106-99-0 | 6.00E-01 | OEHHA | 1.70E-04 | OEHHA | -- | -- | 2.00E+00 | OEHHA |
16 | Cadmium | 7440-43-9 | -- | -- | 4.20E-03 | OEHHA | -- | -- | -- | -- |
17 | Carbon tetrachloride | 56-23-5 | -- | -- | -- | -- | -- | -- | 4.00E+01 | OEHHA |
18 | Carbonyl sulfide | 463-58-1 | -- | -- | -- | -- | -- | -- | 1.00E+01 | OEHHA |
19 | Chromium (VI) | 18540-29-9 | 5.00E-01 | OEHHA PHG | 1.50E-01 | OEHHA | -- | -- | -- | -- |
20 | Chrysene | 218-01-9 | -- | -- | 1.10E-05 | OEHHA | -- | -- | -- | -- |
21 | Dibenz[a,h]anthracene | 53-70-3 | 4.10E+00 | OEHHA | 1.20E-03 | OEHHA | -- | -- | -- | -- |
22 | 3,3'-Dichlorobenzidine | 91-94-1 | 1.20E+00 | OEHHA | 3.40E-04 | OEHHA | -- | -- | -- | -- |
23 | 1,1-Dichloroethene | 75-35-4 | -- | -- | -- | -- | -- | -- | 7.00E+01 | OEHHA |
24 | Epichlorohydrin | 106-89-8 | 8.00E-02 | OEHHA | 2.30E-05 | OEHHA | -- | -- | -- | -- |
25 | bis(2-Chloroethyl) ether | 111-44-4 | 2.50E+00 | OEHHA | 7.10E-04 | OEHHA | -- | -- | -- | -- |
26 | Ethylene dibromide | 106-93-4 | -- | -- | -- | -- | -- | -- | 8.00E-01 | OEHHA |
27 | Formaldehyde | 50-00-0 | -- | -- | -- | -- | -- | -- | 9.00E+00 | OEHHA |
28 | HCH (mixed isomers) | 608-73-1 | 4.00E+00 | OEHHA | 1.10E-03 | OEHHA | -- | -- | -- | -- |
29 | Hexachlorobenzene | 118-74-1 | 1.80E+00 | OEHHA | 5.10E-04 | OEHHA | -- | -- | -- | -- |
30 | Hexachloro dibenzo-p-dioxin Mixture (2:1 1,2,3,7,8,9- and 1,2,3,6,7,8-) | Hexachloro- dibenzo-p-dioxin Mixture | -- | -- | 3.80E+00 | OEHHA (WHO-05 TEF) | -- | -- | -- | -- |
31 | Hydrochloric acid | 7647-01-0 | -- | -- | -- | -- | -- | -- | 9.00E+00 | OEHHA |
32 | Indeno[1,2,3-cd]pyrene | 193-39-5 | -- | -- | 1.10E-04 | OEHHA | -- | -- | -- | -- |
33 | Lead and compounds# | 7439-92-1 | -- | -- | -- | -- | See Table B | OEHHA | -- | -- |
34 | Lead subacetate | 1335-32-6 | 3.80E-02 | OEHHA | 1.10E-05 | OEHHA | -- | -- | -- | -- |
35 | Mercuric Chloride | 7487-94-7 | -- | -- | -- | -- | 1.60E-04 | OEHHA REL | 3.00E-02 | OEHHA |
36 | Mercury | 7439-97-6 | -- | -- | -- | -- | 1.60E-04 | OEHHA REL | 3.00E-02 | OEHHA |
37 | Methylene Chloride | 75-09-2 | -- | -- | 1.00E-06 | OEHHA | -- | -- | 4.00E+02 | OEHHA |
38 | 4,4'-Methylene-bis(2-chloroaniline) | 101-14-4 | 1.50E+00 | OEHHA | -- | -- | -- | -- | -- | -- |
39 | Methylene diphenyl diisocyanate | 101-68-8 | -- | -- | -- | -- | -- | -- | 8.00E-02 | OEHHA |
40 | Polymeric methylenediphenyl diisocyanate | 9016-87-9 | -- | -- | -- | -- | -- | -- | 8.00E-02 | OEHHA |
41 | Nickel | 7440-02-0 | -- | -- | 2.60E-04 | OEHHA | 1.10E-02 | OEHHA | 1.40E-02 | OEHHA |
42 | Nickel Hydroxide | 12054-48-7 | -- | -- | 2.60E-04 | OEHHA | 1.10E-02 | OEHHA | 1.40E-02 | OEHHA |
43 | Nickel Oxide | 1313-99-1 | -- | -- | 2.60E-04 | OEHHA | 1.10E-02 | OEHHA | 2.00E-02 | OEHHA |
44 | Nickel refinery dust | Nickel refinery dust | -- | -- | 2.60E-04 | OEHHA | 1.10E-02 | OEHHA | 1.40E-02 | OEHHA |
45 | Nickel subsulfide | 12035-72-2 | -- | -- | -- | -- | 1.10E-02 | OEHHA | 1.40E-02 | OEHHA |
46 | N-Nitroso-di-n-butylamine | 924-16-3 | 1.10E+01 | OEHHA | 3.10E-03 | OEHHA | -- | -- | -- | -- |
47 | Styrene | 100-42-5 | -- | -- | -- | -- | -- | -- | 9.00E+02 | OEHHA |
48 | Tetrachloroethene | 127-18-4 | 5.40E-01 | OEHHA PHG | 6.10E-06 | OEHHA | -- | -- | -- | -- |
49 | Toluene | 108-88-3 | -- | -- | -- | -- | -- | -- | 3.00E+02 | OEHHA |
50 | Toluene 2,4/2,6-Diisocyanates | 26471-62-5 | 3.90E-02 | OEHHA | -- | -- | -- | -- | 8.00E-03 | OEHHA |
51 | Toluene-2,4-diisocyanate | 584-84-9 | 3.90E-02 | OEHHA (toluene diisocyantes) | -- | -- | -- | -- | 8.00E-03 | OEHHA (toluene diisocyantes) |
52 | Toluene-2,6-diisocyanate | 91-08-7 | 3.90E-02 | OEHHA (toluene diisocyantes) | -- | -- | -- | -- | 8.00E-03 | OEHHA (toluene diisocyantes) |
53 | Toxaphene | 8001-35-2 | 1.20E+00 | OEHHA | -- | -- | -- | -- | -- | -- |
54 | 1,1,1-Trichloroethane | 71-55-6 | -- | -- | -- | -- | -- | -- | 1.00E+03 | OEHHA |
55 | 2,4,6-Trichlorophenol | 88-06-2 | 7.00E-02 | OEHHA | 2.00E-05 | OEHHA | -- | -- | -- | -- |
56 | Vinyl chloride | 75-01-4 | -- | -- | 7.80E-05 | OEHHA | -- | -- | -- | -- |
FOOTNOTES: | |
CAS = Chemical Abstracts Service | |
CSFo = oral cancer slope factor | |
IUR = inhalation unit risk factor | |
OEHHA = California Office of Environmental Health Hazard Assessment | |
PHG = Public Health Goal | |
RfD = chronic oral referen | |
REL = chronic reference exposure level | |
WHO-05 TEF = 2005 World Health Organization, Toxicity Equivalency | |
Factor |
Table B | Non-Cancer Health-Hazard Values | |||
Line # | Analyte | CAS Registry Number | Benchmark Incremental Change in Blood Lead (μg/dL) | Reference |
1 | Lead and compounds# | 7439-92-1 | 1.0 | OEHHA |
FOOTNOTES: | |
# The toxicity criterion for lead represents a benchmark incremental change in blood lead concentration. The units are in microgram per deciliter (μg/dL). | |
CAS = Chemical Abstracts Service | |
OEHHA = California Office of Environmental Health Hazard Assessment |
This database is current through 4/26/24 Register 2024, No. 17.
Cal. Admin. Code tit. 22, Div. 4.5 Ch. 51 App. I, 22 CA ADC Div. 4.5 Ch. 51 App. I
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