TABLE OF HEALTH RISK LIMITS

Subpart 1. Generally. This part contains the table of the health risk limits. CAS RN RfD* (milligrams per kilogram per day) Slope factor* (the inverse of milligrams per kilogram per day) Health Risk Limit (micrograms per liter) Subp. 2. [Repealed, 43 SR 262] Subp. 3. [Repealed, 35 SR 1395] Subp. 3a. [Repealed, 35 SR 1395] Subp. 4. Aldicarb. Aldicarb: 116-06-3 0.0002 -- 1 Subp. 4a. Allyl chloride (3 chloropropene). Allyl chloride (3 chloropropene): 107-05-1 0.05 (C) -- 30 Subp. 5. [Repealed, 50 SR 101] Subp. 6. Antimony. Antimony: 7440-36-0 0.0004 -- 6 Subp. 6a. [Repealed, 35 SR 1395] Subp. 7. Barium. Barium: 7440-39-3 0.07 -- 2,000 Subp. 8. [Repealed, 35 SR 1395] Subp. 9. Benzoic acid. Benzoic acid: 65-85-0 4 -- 30,000 Subp. 10. Beryllium. Beryllium: 7440-41-7 -- 4.3 0.08 Subp. 11. [Repealed, 48 SR 465] Subp. 12. Bis(chloroethyl)ether (BCEE). Bis(chloroethyl)ether (BCEE): 111-44-4 -- 1.1 0.3 Subp. 13. Bis(chloromethyl)ether (BCME). Bis(chloromethyl)ether (BCME): 542-88-1 -- 220 0.002 Subp. 14. [Repealed, 35 SR 1395] Subp. 15. [Repealed, 48 SR 465] Subp. 16. Bromoform. Bromoform: 75-25-2 -- 0.0079 40 Subp. 17. Bromomethane (Methyl bromide). Bromomethane (Methyl bromide): 74-83-9 0.0014 -- 10 Subp. 18. n-Butanol. n-Butanol: 71-36-3 0.1 -- 700 Subp. 19. [Repealed, 40 SR 689] Subp. 20. Butylphthalyl butylglycolate (BPBG). Butylphthalyl butylglycolate (BPBG): 85-70-1 1 -- 7,000 Subp. 21. [Repealed, 40 SR 689] Subp. 22. Carbon disulfide. Carbon disulfide: 75-15-0 0.1 -- 700 Subp. 23. [Repealed, 38 SR 397] Subp. 23a. Chloramben. Chloramben: 133-90-4 0.015 -- 100 Subp. 24. Chlorobenzene. Chlorobenzene: 108-90-7 0.02 -- 100 Subp. 25. [Repealed, 35 SR 1395] Subp. 26. 2-Chlorophenol. 2-Chlorophenol: 95-57-8 0.005 -- 30 Subp. 26a. [Repealed, 50 SR 101] Subp. 26b. Chromium III. Chromium III: 16065-83-1 1 -- 20,000 Subp. 27. Chromium VI. Chromium VI: 18540-29-9 0.005 -- 100 Subp. 28. Cumene (Isopropyl benzene). Cumene (Isopropyl benzene): 98-82-8 0.04 -- 300 Subp. 29. Cyanide, free. Cyanide, free: 57-12-5 0.02 -- 100 Subp. 30. Dibromochloromethane. Dibromochloromethane: 124-48-1 0.02 (C) -- 10 Subp. 31. [Repealed, 50 SR 101] Subp. 32. [Repealed, 40 SR 689] Subp. 33. Dicamba. Dicamba: 1918-00-9 0.03 -- 200 Subp. 34. 1,2-Dichlorobenzene. 1,2-Dichlorobenzene: 95-50-1 0.09 -- 600 Subp. 34a. [Repealed, 48 SR 465] Subp. 35. 3,3'-Dichlorobenzidine. 3,3'-Dichlorobenzidine: 91-94-1 -- 0.45 0.8 Subp. 36. [Repealed, 35 SR 1395] Subp. 37. p,p'-Dichlorodiphenyl dichloroethane (DDD). p,p'-Dichlorodiphenyl dichloroethane (DDD): 72-54-8 -- 0.24 1 Subp. 38. p,p'-Dichlorodiphenyldichloroethylene (DDE). p,p'-Dichlorodiphenyldichloroethylene (DDE): 72-55-9 -- 0.34 1 Subp. 39. p,p'-Dichlorodiphenyltrichloroethane (DDT). p,p'-Dichlorodiphenyltrichloroethane (DDT): 50-29-3 -- 0.34 1 Subp. 39a. [Repealed, 35 SR 1395] Subp. 40. [Repealed, 38 SR 397] Subp. 40a. [Repealed, 35 SR 1395] Subp. 41. [Repealed, 35 SR 1395] Subp. 42. [Repealed, 38 SR 397] Subp. 43. [Repealed, 35 SR 1395] Subp. 44. 2,4-Dichlorophenol. 2,4-Dichlorophenol: 120-83-2 0.003 -- 20 Subp. 45. [Repealed, 43 SR 262] Subp. 45a. [Repealed, 48 SR 465] Subp. 45b. 1,3-Dichloropropene. 1,3-Dichloropropene: 542-75-6 -- 0.18 2 Subp. 46. [Repealed, 35 SR 1395] Subp. 47. Diethyl phthalate. Diethyl phthalate: 84-66-2 0.8 -- 6,000 Subp. 48. 2,4-Dimethylphenol. 2,4-Dimethylphenol: 105-67-9 0.02 -- 100 Subp. 48a. Dimethylphthalate. Dimethylphthalate: 131-11-3 10 -- 70,000 Subp. 49. 2,4-Dinitrophenol. 2,4-Dinitrophenol: 51-28-5 0.002 -- 10 Subp. 49a. Disulfoton. Disulfoton: 298-04-4 0.00004 -- 0.3 Subp. 50. [Repealed, 35 SR 1395] Subp. 51. [Repealed, 43 SR 262] Subp. 52. [Repealed, 35 SR 1395] Subp. 52a. [Repealed, 35 SR 1395] Subp. 53. [Repealed, 43 SR 262] Subp. 54. [Repealed, 48 SR 465] Subp. 54a. Formaldehyde. Formaldehyde: 50-00-0 0.2 -- 1,000 Subp. 55. Heptachlor. Heptachlor: 76-44-8 -- 4.5 0.08 Subp. 56. Heptachlor epoxide. Heptachlor epoxide: 1024-57-3 -- 9.1 0.04 Subp. 57. Hexachlorobenzene. Hexachlorobenzene: 118-74-1 -- 1.6 0.2 Subp. 58. Hexachlorobutadiene. Hexachlorobutadiene: 87-68-3 0.002 (C) -- 1 Subp. 58a. [Repealed, 48 SR 465] Subp. 59. Isophorone. Isophorone: 78-59-1 0.2 (C) -- 100 Subp. 60. Linuron. Linuron: 330-55-2 0.002 (C) -- 1 Subp. 61. [Repealed, 48 SR 465] Subp. 61a. Methanol. Methanol: 67-56-1 0.5 -- 3,000 Subp. 62. 2-Methyl-4-chlorophenoxyacetic acid (MCPA). 2-Methyl-4-chlorophenoxyacetic acid (MCPA): 94-74-6 0.0005 -- 3 Subp. 62a. Methyl ethyl ketone (MEK, 2-butanone). Methyl ethyl ketone (MEK, 2-butanone): 78-93-3 0.6 -- 4,000 Subp. 62b. Methyl isobutyl ketone (MIBK). Methyl isobutyl ketone (MIBK): 108-10-1 0.05 -- 300 Subp. 63. 2-Methylphenol (o-cresol). 2-Methylphenol (o-cresol): 95-48-7 0.05 (C) -- 30 Subp. 64. 3-Methylphenol (m-cresol). 3-Methylphenol (m-cresol): 108-39-4 0.05 (C) -- 30 Subp. 64a. 4-Methylphenol (p-cresol). 4-Methylphenol (p-cresol): 106-44-5 0.005 (C) -- 3 Subp. 65. [Repealed, 35 SR 1395] Subp. 66. [Repealed, 38 SR 397] Subp. 66a. [Repealed, 38 SR 397] Subp. 67. Nickel, soluble salts. Nickel, soluble salts: 7440-02-0 0.02 -- 100 Subp. 68. [Repealed, 35 SR 1395] Subp. 69. N-Nitrosodiphenylamine. N-Nitrosodiphenylamine: 86-30-6 -- 0.0049 70 Subp. 70. [Repealed, 35 SR 1395] Subp. 70a. MR 2008 [Expired] Subp. 70b. MR 2008 [Expired] Subp. 71. Phenol. Phenol: 108-95-2 0.6 -- 4,000 Subp. 72. Picloram. Picloram: 1918-02-1 0.07 -- 500 Subp. 72a. Polychlorinated biphenyls (PCBs). Polychlorinated biphenyls (PCBs): 1336-36-3 -- 7.7 .04 Subp. 73. Prometon. Prometon: 1610-18-0 0.015 -- 100 Subp. 74. Propachlor. Propachlor: 1918-16-7 0.013 -- 90 Subp. 75. [Repealed, 43 SR 262] Subp. 76. Selenium. Selenium: 7782-49-2 0.005 -- 30 Subp. 77. Silver. Silver: 7440-22-4 0.005 -- 30 Subp. 77a. [Repealed, 35 SR 1395] Subp. 78. 1,1,1,2-Tetrachloroethane. 1,1,1,2-Tetrachloroethane: 630-20-6 0.03 (C) -- 70 Subp. 78a. 1,1,2,2-Tetrachloroethane. 1,1,2,2-Tetrachloroethane: 79-34-5 -- 0.2 (C) 2 Subp. 78b. [Repealed, 35 SR 1395] Subp. 78c. Thallium salts. Thallium salts: 7440-28-0 0.00008 -- 0.6 Subp. 78d. Tin. Tin: 7440-31-5 0.6 -- 4,000 Subp. 79. [Repealed, 35 SR 1395] Subp. 80. Toxaphene. Toxaphene: 8001-35-2 -- 1.1 0.3 Subp. 80a. [Repealed, 35 SR 1395] Subp. 81. 1,1,2-Trichloroethane. 1,1,2-Trichloroethane: 79-00-5 0.004 (C) -- 3 Subp. 81a. [Repealed, 35 SR 1395] Subp. 82. Trichlorofluoromethane. Trichlorofluoromethane: 75-69-4 0.3 -- 2,000 Subp. 83. 2,4,6-Trichlorophenol. 2,4,6-Trichlorophenol: 88-06-2 -- 0.011 30 Subp. 84. 2,4,5-Trichlorophenoxyacetic acid (2,4,5-T). 2,4,5-Trichlorophenoxyacetic acid (2,4,5-T): 93-76-5 0.01 -- 70 Subp. 85. [Repealed, 35 SR 1395] Subp. 86. [Repealed, 38 SR 397] Subp. 87. 1,1,2-Trichloro-1,2,2-trifluoroethane. 1,1,2-Trichloro-1,2,2-trifluoroethane: 76-13-1 30 -- 200,000 Subp. 88. 1,3,5-Trinitrobenzene. 1,3,5-Trinitrobenzene: 99-35-4 0.00005 -- 0.3 Subp. 88a. Vanadium. Vanadium: 7440-62-2 0.007 -- 50 Subp. 88b. [Repealed, 35 SR 1395] Subp. 89. [Repealed, 35 SR 1395] Subp. 89a. Zinc. Zinc: 7440-66-6 0.3 -- 2,000 Subp. 90. Reference doses and slope factors. For purposes of this part: * Substances or chemicals that have an RfD or slope factor annotated with a (C) are classified by the United States Environmental Protection Agency as possible human carcinogens.