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1534 Willow Pass Roll.Pittsburg,CA 94565-1701 <br /> McCamobell Analytical, Inc. Toll Free Telq*one:(977)252-92621Fax:(925)252-9269 <br /> „ ' httpJ/www.ameanVbclLoom/E-mail: ll.00m <br /> When ua Counts" <br /> Stockton Rubber Mfg.Co.,Inc. Client Project ID: Sandblast Date Sampled: 04/23/12 <br /> Date Received: 11/15/12 <br /> 023 N.Flood Rd. <br /> Client Contact: Luis Cadena Date Extracted: 11/16/12-11/20/12 <br /> Linden,CA 95236 Client P.O.: Date Analyzed: I1/16/12-11/20/12 <br /> CA Title 22 Acute]Fish Bioassay Screen Test for Hazardous Waste <br /> Extraction Medwd: CA DFO(Polinsi&Miller) Analytical Mdkod: CA DFO(Polinsi&Miller) Work Order. 1211461 <br /> Lab ID 1211461-OOIA Species Pime hales promelas Avg.Len (min) 36.7 <br /> Client ID Sandblast Dark Split Common Name Fathead Minnows Avg.Weight ) 0.365 <br /> Matrix Solid Max Weight 0.395 <br /> Control Water Soft Synthetic Water Min ight 0.304 <br /> �oncentratiov Survival Dissolved 02(mg(L) PH Temperature(°C) Comments <br /> A B A B A B A B <br /> Control 10 10 8.77 8.82 7.64 7.62 20.7 20.7 Analyst: AB <br /> 250 mg/L 10 10 8.80 8.76 7.82 7.84 20.7 20.7 <br /> 500 mg/L 10 10 8.75 8.83 7.85 7.86 20.7 20.7 Date: 1 1/16/2012 <br /> 750 mg/L 10 10 8.78 8.81 7.88 7.86 20.7 20.7 Time: 1:00 PM <br /> Control 10 10 8.68 8.73 7.6I 7.59 20.5 20.5 Analyst: AB <br /> 250 mgt 10 10 8.70 8.63 7.73 7.75 20.5 20.5 <br /> 500 mg/L 10 10 8.61 8.71 7.76 7.78 20.5 20.5 Date: 11/1712012 <br /> 750 mg/L 10 10 8.64 8.67 7.78 7.79 20.5 20.5 Time: 1:00 PM <br /> Control 10 10 8.60 8.66 7.58 7.55 20.3 20.3 Analyst: CM <br /> 250 mg/L 10 10 8.64 8.55 1 7.67 7.69 20.3 20.3 <br /> 500 mg/L 10 10 8.58 8.60 7.69 7.70 20.3 20.3 Date: 11/18/2012 <br /> 750 mg/L 10 10 8.57 8.59 7.71 7.70 20.3 20.3 Time: 1:00 PM <br /> Control 10 t0 8.53 8.55 7.56 7.54 20.6 20.8 Analyst AB <br /> 250 mg/L 10 10 8.54 8.43 7.63 7.65 20.8 20.8 <br /> 500 mg/L 10 10 8.47 8.51 7.64 7.66 20.8 20.8 Date: 11/19/2012 <br /> 750 mg/L 10 10 8.49 8.46 7.68 7.67 20.8 20.8 Time: 1:00 PM <br /> Control 10 10 8.44 8.41 7.53 7.52 20.9 20.9 Analyst•. AB <br /> 250 mg/L 10 10 8.42 8.37 7.55 7.57 20.9 20.9 <br /> 500 mg/L 10 1 10 8.40 8.43 7.58 7.60 20.9 20.9 We: 11/20/2012 <br /> 750 mg/L 10 10 8.36 8.34 7.62 7.61 1 20.9 20.9 Time: 1:00 PM <br /> Initial Final <br /> Control 750 Mg& Control 750 <br /> Hardness(mg/L as CaCO3) 40 44 41 44 <br /> Alkalinty(mg1L as CaCO3 29.8 34.8 33.72 39.28 <br /> Conductivity uS/cm) 161.9 160.5 170.4 161.9 <br /> Sahn�(MAUNIA N/A N/A N/A <br /> s rI M9dality<40YA at 750ma/L. Therefore LC50�=50 aw&('goAazardous') <br /> " " EIVED <br /> 96 LC50: N/A LC50 Method: N/AE "ff <br /> 95%Upper Confident Limit: N/A 95%Lower Confident Limit: N/A <br /> SEP 3 0 2016 <br /> ENVIRONMENTAL HEALTH <br /> DEPARTMENT <br /> DHS ELAP Certification 1644 5 ' Angela Rydelius,Lab Manager <br /> Page 5 of 6 <br />