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w <br /> SEQUOIA ANALYTICAL <br /> 1900 Bme, AY&nue • Swle 0.1 • Cwr c-o. Cal,torn-a 9.15:0 <br /> 611 51 000-9604 • FAx{4157 fr1(,.nf 9 <br /> Kaprealian Engineering, Inc. Client Project ID: Unocal,601 E.Kettleman Ln,i.od, Sampled; Feb 21, 1091 <br /> P.O. Box 996 Sample Descript: Soil,Comp B Relorgged: Feb 28, 1991 <br /> Benicia,CA 94510 Extracted: Mar 5, 1991 <br /> Attention: Mardo Kaprealian,P,E, Lab Number: 102-0544 A"D Reported: Mar B, 1991 <br /> INORGANIC PERSISTENT AND BIOACCUMULATIVE TOXIC SUBSTANCES <br /> Soluble Threshold Limit Concentration Total Threshold Limit Concentration <br /> Wasta Extraction Test <br /> STLC Detection Analysis, TTLC Detection Analysis <br /> Analyte Max.Limit Limit Result, Max,Limit Limit Result <br /> (mg/L) (mg/L) (m /M (mg/kg) (mg/kg) bng/kgl <br /> Antimony 15 0.0050 - 500 5.0 N.D. <br /> Arsenic 5 0.0050 500 2.5 N.D. <br /> Barium 100 0.10 . "";'f 10,000 5.0 4.5 <br /> Beryllium 0.75 0.010 75 0.50 N.D. <br /> Cadmium ;. 1 0.010 . - .100 0.50 1.8 <br /> Chromiuml 5 0.0050 - • 500 0.050 N.D. <br /> ,,hromium Itl 560 0.0050 + Z500 0.25 3.7 , <br /> Coban 130 0050. r- :"'¢ 8,000 2.5 3.3 <br /> Co er> aS " 0.010 <br /> 2,500 0.50 10 <br /> Lead5 0.0050 .. 1,000 :: 0.25 1.6 <br /> Mercury 0.2 0.00020 20 0.010 N.D. <br /> Mol bdenum 350 0.050 - 3,500 2.5 N.D. <br /> Nickel 20 0.050 a 2,000 2.5 3.1 <br /> Selenium 1 0.0050 100 0.50 N.D. <br /> Silver 5 0.010 500 0.50 N.D. <br /> Thallium 7 0.0050 700 5.0 N.D. <br /> Vanadium 24 0.050 - ,: 2,400 2.5 t5 <br /> Zinc 250 0.010 .5,000 0.50 z0 <br /> „y, <br /> TTLC resulis are reported as mg/kg of wet weight. Asbestos results are reported as fibers/g. <br /> Analytes reported as N.D.were not present above the stated limit of defection. <br /> SEQUOIA ANALYTICAL <br /> Belinda C.Vega <br /> Laboratory Director #102o544.KEt ;5> <br />