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<br /> <br />Table 11 (cont.): Basic standards for organic chemicals, Colorado <br />Parameter Human Health Based' Aauatic Life Based4 <br />CAS No. Water Suoolv2 Water + Fish3 Acute: Chronic POLS <br />Phenol 21,000 10,200 2,560 50 <br />108-95-2 <br />Pyrene (PAHI 0.0028 10 <br />129-00-0 <br />Tetrachlorobenzene 1,2,4-5 2 10 <br />95-94-3 <br />Tetrachloroethane 1,1 ,2,2c 0.11 2,400 1.0' <br />79-34-5 <br />Tetrachloroethylene 5 0.8 5,280 840 1.0' <br />127-18-4 <br />toluene 1,000 1,000 17,500 1.0 <br />108-88-3 <br />Taxaphenec 0.03 0.00073 0.73 0.0002 5.0 <br />8001-35-2 <br />Trichloroethane 1,1,1 200 200 1.0 <br />71-55-6 <br />Trichloroethane 1,1,2 3 0.6 9,400 1.0 <br />79-00-5 <br />TrichloroethyleneC 5 2.7 ' 45,000 21,900 1.0 <br />79-01-6 <br />Trichlorophenol 2,4,6c 2 2 970 50 <br />88-06-2 <br />Trichlorophenoxyproprionic 50 0.5 <br />acid (2,4,5-tpl <br />9,3-72-1 <br />Vinyl ChlorideC 2M 2 2 <br />75-01-4 <br />Taken from Colorado Water Ouaiity Control Commission 1993a <br /> <br />44 <br />