## APPENDIX A-3 SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING (adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels)SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING

(adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels)



### ChemicalName 

### Concentration (mg/kg)Physical State Acenaphthene 1.8E+02 Solid Acetaldehyde 2.1E+05 Liquid Acetone 1.0E+05 Liquid Acetonitrile 1.9E+05 Liquid Acetophenone 1.7E+03 Liquid Acrolein 4.8E+04 Liquid Acrylonitrile 8.4E+03 Liquid Anthracene 6.1E+00 Solid Benzene 9.0E+02 Liquid Benzyl chloride 1.3E+03 Liquid 1,1-Biphenyl 3.5E+02 Liquid Bis(2-chloroethyl)ether 9.6E+03 Liquid Bis(2-chloroisopropyl)ether 7.9E+02 Liquid Bis(chloromethyl)ether 2.4E+03 Liquid Bis-(2-ethylhexyl)phthalate 3.1E+04 Liquid Bromobenzene 6.9E+02 Liquid Bromodichloromethane 4.8E+03 Liquid Bromoform 1.9E+03 Liquid Bromomethane 3.1E+03 Liquid 1,3-Butadiene 1.6E+03 Liquid Butanol 1.1E+04 Liquid n-Butylbenzene 2.4E+02 Liquid sec-Butylbenzene 2.2E+02 Liquid tert-Butylbenzene 3.9E+02 Liquid

A-3-1

### ChemicalName 

### Concentration (mg/kg)Physical State Butyl benzyl phthalate 9.3E+02 Liquid Carbazole 1.5E+02 Solid Carbon disulfide 7.2E+02 Liquid Carbon tetrachloride 9.9E+02 Liquid 2-Chloroacetophenone 1.1E+03 Liquid p-Chloroaniline 2.6E+03 Solid Chlorobenzene 8.7E+02 Liquid 2-Chloro-1,3-butadiene 4.8E+02 Liquid 1-Chlorobutane 4.8E+02 Liquid 1-Chloro-1,1-difluoroethane 3.4E+02 Liquid Chlorodibromomethane 1.3E+03 Liquid Chlorodifluoromethane 3.4E+02 Liquid Chloroform 3.5E+03 Liquid Chloromethane 4.0E+03 Liquid beta-Chloronaphthalene 1.1E+02 Liquid 2-Chlorophenol 5.5E+04 Liquid 2-Chloropropane 1.1E+03 Liquid o-Chlorotoluene 5.1E+02 Liquid Chrysene 3.8E+00 Solid Crotonaldehyde 1.4E+02 Liquid Cumene (isopropylbenzene) 6.5E+02 Liquid Hydrogen cyanide 2.1E+05 Liquid Dibenzofuran 1.4E+02 Liquid 1,2-Dibromoethane 9.2E+02 Liquid 1,2-Dichlorobenzene 6.0E+02 Liquid 1,3-Dichlorobenzene 3.7E+02 Liquid

A-3-2SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING

(adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels) 

### ChemicalName 

### Concentration (mg/kg)Physical State 1,4-Dichlorobenzene 2.8E+02 Solid 3,3-Dichlorobenzidene 1.4E+01 Solid 1,4-Dichloro-2-butene 1.1E+03 Liquid Dichlorodifluoromethane 3.4E+02 Liquid 1,1-Dichloroethane 2.3E+03 Liquid 1,2-Dichloroethane (EDC) 2.9E+03 Liquid 1,1-Dichloroethylene 1.6E+03 Liquid 1,2-Dichloroethylene (cis) 1.2E+03 Liquid 1,2-Dichloroethylene (trans) 3.0E+03 Liquid 2,4-Dichlorophenol 4.4E+03 Solid 1,2-Dichloropropane 1.1E+03 Liquid 1,3-Dichloropropene 1.1E+03 Liquid Dicyclopentadiene 6.5E+03 Liquid Dimethylamine 1.1E+05 Liquid 2,4-Dimethylphenol 1.1E+04 Solid Dimethylphthalate 2.0E+03 Liquid Di-n-butylphthalate 2.3E+03 Liquid Di-n-octylphthalate 1.0E+04 Liquid 2,4-Dinitrophenol 2.8E+02 Solid 2,4-Dinitrotoluene 1.8E+02 Solid 2,6-Dinitrotoluene 9.4E+01 Solid Epichlorohydrin 7.3E+03 Liquid Ethyl acetate 3.7E+04 Liquid Ethyl acrylate 1.4E+02 Liquid

A-3-3SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING

(adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels) 

### ChemicalName 

### Concentration (mg/kg)Physical State Ethylbenzene 2.3E+02 Liquid Ethyl chloride 1.6E+03 Liquid Ethylene oxide 1.1E+05 Liquid Ethyl ether 1.8E+03 Liquid Ethyl methacrylate 1.4E+02 Liquid Fluorene 9.0E+01 Solid Furan 2.2E+03 Liquid n-Hexane 1.1E+02 Liquid Hexachlorocyclopentadiene 2.1E+03 Liquid Hexachloroethane 5.4E+02 Solid Isobutanol 4.0E+04 Liquid Isophorone 4.6E+03 Liquid Maleic hydrazide 2.4E+03 Liquid Methacrylonitrile 8.4E+03 Liquid Methomyl 8.2E+04 Liquid Methyl acetate 1.1E+05 Liquid Methyl acrylate 4.2E+02 Liquid Methylene chloride 2.3E+03 Liquid Methyl bromide 3.2E+03 Liquid Methyl ethyl ketone 3.4E+04 Liquid Methyl isobutyl ketone 1.7E+04 Liquid Methyl methacrylate 2.7E+03 Liquid 2-Methylphenol 1.7E+04 Solid Methyl styrene (mixture) 6.8E+02 Liquid

A-3-4SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING

(adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels) 

### ChemicalName 

### Concentration (mg/kg)Physical State Methyl styrene (alpha) 6.8E+02 Liquid Naphthalene 3.8E+02 Solid Nitrobenzene 1.0E+03 Liquid N-Nitrosodi-n-butylamine 2.1E+03 Liquid N-Nitrosodiphenolamine 2.8E+02 Solid N-Nitroso-n-propylamine 2.4E+03 Solid Pentachlorophenol 7.1E+03 Solid Phenol 2.3E+04 Solid iso-Propylbenzene 3.9E+02 Liquid n-Propylbenzene 2.4E+02 Liquid Propylene oxide 1.2E+05 Liquid Pyrene 5.5E+01 Solid Styrene 1.7E+03 Liquid 1,1,1,2-Tetrachloroethane 1.7E+03 Liquid 1,1,2,2-Tetrachloroethane 1.7E+03 Liquid Tetrachloroethylene (PCE) 3.7E+02 Liquid Toluene 5.2E+02 Liquid 1,2,4-Trichlorobenzene 3.2E+03 Liquid 1,1,1-Trichloroethane 1.4E+03 Liquid 1,1,2-Trichloroethane 2.5E+03 Liquid Trichloroethylene (TCE) 1.3E+03 Liquid Trichlorofluoromethane 2.0E+03 Liquid 2,4,5-Trichlorophenol 1.9E+03 Solid 2,4,6-Trichlorophenol 1.2E+04 Solid 2,4,6-Trichloropropane 1.9E+03 Liquid

A-3-5SOIL SATURATION CONCENTRATIONS AND PHYSICAL STATES AT AMBIENT TEMPERATURE OF CHEMICALS CONSIDERED FOR DELISTING

(adopted from Region 6 Human Health Screening Levels and Region 8 Soil Saturation Levels) 

### ChemicalName 

### Concentration (mg/kg)Physical State 1,1,2-Trichloropropane 1.7E+03 Liquid 1,2,3-Trichloropropene 1.7E+03 Liquid 1,1,2-Trichloro-1,2,2-trifluoroethane 5.6E+03 Liquid Triethylamine 1.1E+05 Liquid 1,2,4-Trimethylbenzene 5.7E+00 Liquid 1,3,5-Trimethylbenzene 2.5E+02 Solid Vinyl acetate 2.7E+03 Liquid Vinyl bromide 1.6E+04 Liquid Vinyl chloride 1.2E+03 Liquid Xylenes 4.3E+02 Liquid

A-3-6