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TITLE 22 ENVIRONMENTAL HEALTH §66699 <br /> IRoolster 2L No.2-1.12481 - (p• 1800.77) <br /> Calculated oral or dermal LDso = _ 100 <br /> n %aAx <br /> E T <br /> x=1 Ax <br /> where%Ax is the weight percent of each component in the waste mixture and <br /> T&is the acute oral or dermal LD,or the acute oral I.Dco of each component. <br /> NOTE Authority cited:Sections 208,25141 and 25150, Health and Safety Code.Refer- <br /> ence:Section 25141,Health and Safety Code. <br /> HISTORY: <br /> 1. Editorial correction filed 10484;designated effective 10.27.84(Register 84,No.41). <br /> 66699. Persistent and Bioaccumulative Toxic Substance. <br /> (a) Any waste is a hazardous waste which contains a substance listed in <br /> subsections (b) or (c) of this section: <br /> (1) at a concentration in milligrams per liter as determined pursuant to <br /> Section 66700 which exceeds its listed soluble threshold limit concentration,or <br /> A) at a concentration in milligrams per Idlogram in the waste which exceeds <br /> ited total threshold limit concentration. <br /> (b) List of Inorganic Persistent and Bioaccumulative Toxic Substances and <br /> Their Soluble Threshold Limit Concentration (STLC) and Total Threshold <br /> Limit Concentration (TTLC) Values. <br /> MC 77LC <br /> ` Wet-Weight <br /> Substance mg1l mg/kg <br /> Antimony and/or antimony compounds...................... 15 500 <br /> Arsenic andlor arsenic compounds.................._.......... 5.0 500 <br /> Asbestos..............................................._.._....._......_......... - 1.0 <br /> (as percent) <br /> Barium and/or barium compounds (excluding bar- <br /> ite) ................................................................................ 100 10100off <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........ 560 2,500 <br /> Cobalt and/or cobalt compounds.................................. 8o 8,000 <br /> Copper and/or copper compounds.............................. 25 2AW <br /> Fluoride salts ...................................................................... 180 18,000 <br /> Lead and/or lead compounds........................................ 5.0 1,000 <br /> Mercury and/or mercury compounds.......................... 02 20 <br /> Molybdenum and/or molybdenum compounds........ 350 3,500 <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 /> •STLC and TTLC values are calculated on the concentrations of the ele- <br /> ments,not the compounds. <br /> }In the case of asbestos and elemental metals,applies only if they are in a <br /> friable, powdered or finely divided state. Asbestos includes chrysotile, <br /> amosite,crocidolite, tremolite, anthophyllite, and actinolite. <br /> }} Excluding barium sulfate. <br />