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(A)Table II-List of Inorganic Persistent and Bioaccumulative Toxic Substances and Their Soluble Threshold Limit Concentration: <br /> (STLC)and Total Threshold Limit Concentration(TTLC)Values. <br /> _ STLC TTLC <br /> _ Wet-Weight <br /> Substancea,b mg// mg/kg <br /> Antimony and/or antimony compounds 15 500 <br /> Arsenic and/or arsenic compounds 5.0 500 <br /> Asbestos _ 1.0 <br /> _ (as percent) <br /> Barium and/or barium compounds(excluding <br /> barite) 100 10,OOOc <br /> Beryllium and/or beryllium compounds 0.75 75 <br /> Cadmium and/or cadmium compounds 1.0 100 <br /> Chromium(VI)compounds 5 500 <br /> Chromium and/or chromium(III)compounds 5d 2,500 <br /> Cobalt and/or cobalt compounds 80 8,000 <br /> Copper and/or copper compounds 25 2,500 <br /> Fluoride salts 180 18,000 <br /> Lead and/or lead compounds 5.0 1,000 <br /> Mercury and/or mercury compounds 0.2 20 <br /> Molybdenum and/or molybdenum compounds 350 3,500e <br /> Nickel and/or nickel compounds 20 2,000 <br /> Selenium and/or selenium compounds 1.0 100 <br /> Silver and/or silver compounds 5 500 <br /> Thallium and/or thallium compounds 7.0 700 <br /> Vanadium and/or vanadium compounds 24 2,400 <br /> Zinc and/or zinc compounds 250 5,000 <br /> Thank you, <br /> Garrett Backus,Ld.Sr.REHS,CUPA programs <br /> San Joaquin County Environmental Health Department <br /> 1868 E Hazelton Ave,Stockton,CA 95205 <br /> (209)468-2986 gbackus(&.sjgov ora <br /> httos,//www.sigov.ora/deoartment/enyhealth/ <br /> Please note my email has changed. <br /> SAN,JOAQUIN <br /> —COUNTY <br /> Greatn—grows here. <br />