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RECEIVED U t, 1 1 5 1990 <br /> SEQUOIA ANALYTICAL <br /> 680 Chesapeake Dave • Redwood City,CA 94063 <br /> (415)354-9600 FAX(415)384-9233 <br /> ..«aw...". ..h. a'��n�' c.e ':Faa.i,',�".• �`.''av �'J,"4w.S�'C'vc'"4 a",.,$v wi'.i ,.t""zK.r"�` :. v' Y •" r >� A��4 t <br /> Waterwork Client Project ID BJJ Trucking,Tracy Sampled Oct 1, 1990 vt <br /> ` 1710 Main Street Sample Descript Soli Received Oct 3, 1990 <br /> Escalon,CA 95320 Analysis Method See below <br /> Attention Nora Kataoka Lab Number 0100508 Reported Oct 10, 199?0 �> <br /> Fea�yw+ -wuZ"�za;K f'7 " N ++�w♦vr ,' Z""ca <br /> c, <br /> ugn's3eca , "a.,h�`4> z•*c St l� <br /> `).�4 <br /> _ STATIC ACUTE HAZARDOUS WASTE BIOASSAY <br /> stat1cm Species Pime hales promelas Organisms/Tank 10 <br /> Cont.Flow= Common Name Fathead Minnow Replicates 2 <br /> Mean length- 36 mm Organisms/Conc 20 <br /> Mean weight 048 g Tank Depth 13 cm <br /> Screening® Supplier t Mebacks Unlimited Tank volume 1'—T r <br /> Definitive Acclimation Temp 20 egrees <br /> Alkaifnli , m L Hardness, mg/l. <br /> Initial i nitlal Final� <br /> Dilution Water synthetic Soitwater Control 3 38 <br /> 1000 ppm 27 32 50 <br /> 320 ppm 30 3T 48 49 <br /> 100 ppm L 30 32 48 49 <br /> Intel 24 Hr 48 Hr 72 Hr 96 Hr <br /> DATE Oct 6, 1990 Oct 7. 19M Oct 8, 1990 Oct 9, 1990 1 Oct 10, 1990 <br /> DOI C pH DO C P #M DO C p #M DO C pH #IitJ DO pH #M Total <br /> mg emp Units mg Tempi Units Dead mg/L amp Units Dead mg/L Temp Units road mg/L amp Unfta Dead Deed <br /> Control 84 19176 90 18 74 0 95 18 75 0 93 18 76 0 92 18 76 0 0 <br /> 100 m 90 19 75 90 19 76 0 93 18 76 0 89 18 75 0 83 18 74 1 1 <br /> 180ppm 91 19 74 89 19 75 0 93 18 75 0 91 18 74 0 90 18 74 0 0 <br /> 320 90 19 73 88 19 74 0 96 18 76 0 89 18 74 1 83 18 74 1 1 <br /> 560 m 88 19 74 87 19 75 0 94 18 76 0 89 16 75 0 8.3 18 74 0 0 <br /> 1000 m 87 i9 75 80 19 76 0 94 18 76 0 80 t8 74 0 T7 18 73 0 0 <br /> LC-50: > 1,000 ppm LC-50 Calculation Method Moving average angle <br /> Remarks <br /> Analyst M +ryiiliio Method Reference Static Acute eloassa Procedures for Hazardous Waste Sam les, <br /> SeptemberCaliforniaDepartments an Game WPCL <br /> SEG OIA AN L7 AL ) <br /> h4Hac <br /> r jea Manager Page 2 of 2 01Qt1508 wA7 c2> <br />