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ErivinorummTAL <br /> a,_ .., _.�_ . ... . .._ .... 77 7, <br /> ANALYTICAL, CHEMISTS August 15, 1990 <br /> Lab No. 31867 ? (.--yv-;,. <br /> Acct No. 03-8077 r�� I ' r <br /> CoGeneration National <br /> t • i <br /> 2526 West Washington Street 1 AU:j 2 J �t <br /> Stockton, CA 95203 . E <br /> Sample Description: Silo Ash Composite June 1 to June 30 <br /> Sampled by: Client <br /> Date Sampled: 7/12/90 <br /> Date Received: 7/12/90 <br /> HAZARDOUS WASTE CHARACTERIZATION <br /> (CITRATE EXTRACT) <br /> Detection Detection <br /> Test Results STLC Limit Test Results STLC Limit <br /> Parameter mg/1 mg/l mg/l Parameter mg/l mg/1 mg/l <br /> Antimony ND 15 1 Lead 4.6 5.0 0.5 <br /> Arsenic ND 5.0 1 Mercury ND 0.2 0.05 <br /> Barium 37 100 1 Molybdenum ND 320 5 <br /> Beryllium ND 0.75 0. 1 Nickel 3 20 1 <br /> Cadmium 0.5 1.0 0.2 Selenium 0.4 1.0 0. 1 <br /> Chromium (Total) ND 560 3 Silver ND 5 0.5 <br /> Cobalt ND 80 1 Thallium ND 7.0 1 <br /> Copper 4 25 1 Vanadium 1 24 1 <br /> Zinc ND 250 10 <br /> ND = Not detected at or above the <br /> concentration of the detection limit. <br /> mg/1 = ppm <br /> Sincerlely, <br /> An F. Quinn, Ph.D. <br /> Laboratory Director <br /> JFQ:j gd <br /> Corporate Offices &Laboratory Office &Laboratory Field Office <br /> 11. 0. 13ox 272 / 853 Corporation St. 2500 Slagcco:wh Road Vis,ilia Clilornia 9:3277 <br /> fianla Pauls(CA 03061 Sloc•kion CA 95205 TF'. .: (209) 7:34 9,173 <br /> 'IT:1.: (8051) 65!)-01)10 or 525-:3£324 TEL: (209)942 01 R I Mobile: (209) 73£3 6273 <br /> FAX: (805) 525-4172 I"AX: (209) 942-0-123 <br />