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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> McCampbell Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> "When Quality Counts" http://www.mccainpbell.com/E-mail:main@mccampbell.com <br /> Stockton Rubber Mfg.Co.,Inc. Client Project ID: #11075AN003;Pre- Date Sampled: 06/26/12 <br /> polymer Residue Determination Date Received: 07/02/12 <br /> 5023 N.Flood Rd. <br /> Client Contact: Luis Cadena Date Extracted: 07/03/12-07/07/12 <br /> Linden,CA 95236 Client P.O.: Date Analyzed: 07/03/12-07/07/12 <br /> CA Title 22 Acute Fish Bioassay Screen Test for Hazardous Waste <br /> Extraction Method: CA DFG(Polinsi&Miller) Analytical Method: CA DFG(Polinsi&Miller) Work Order: 1207007 <br /> Lab ID 1207007-OOIA Species Pimephales promelas Avg.Length(mm) 37.1 <br /> Client ID ANDUR 2-90AP Common Name Fathead Minnows Avg.Weight(g) 0.372 <br /> Matrix Solid Max Weight(g) 0.388 <br /> Control Water Soft Synthetic Water Min Wei ht O 0.355 <br /> Survival Dissolved 02(mg/L) pH Temperature(°C) <br /> Concentratio Comments <br /> A B A B A B A B <br /> Control 10 10 8.66 8.701 7.66 7.68 20.4 20.4 Analyst: C M <br /> 250 mg/L 10 10 8.63 8.641 7.60 7.59 20.4 20.4 <br /> 500 mg/L 10 10 8.69 8.68 7.61 7.60 20.4 20.4 Date: 7/3/2012 <br /> 750 mg/L 10 10 8.648.65 7.63 7.62 20.4 20.4 Time: 12:00 PM <br /> Control 10 10 8.57 8.58 7.74 7.70 20.2 20.2 Analyst: C M <br /> 250 mg/L 10 10 8.42 8.43 7.67 7.63 20.2 20.2 <br /> 500 mg/L 10 10 8.49 8.47 7.67 7.65 20.2 1 20.2 Date: 7/4/2012 <br /> 750 mg/L 10 10 8.47 8.48 7.64 7.65 20.2 20.2 Time: 12:00 PM <br /> Control 10 108.33 8.45 7.29 7.32 20.3 20.3 Analyst: C M <br /> 250 mg/L 10 10 8.29 8.35 7.31 7.30 20.3 20.3 <br /> 500 mg/L 10 10 8.39 8.40 7.30 7.31 20.3 20.3 Date: 7/5/2012 <br /> 750 mg/L 10 10 8.40 8.37 7.30 7.30 20.3 20.3 Time: 12:00 PM <br /> Control 10 10 8.25 8.37 7.25 7.23 20.4 20.4 Analyst: C M <br /> 250 mg/L 10 10 8.13 8.19 ' 7.29 7.27 20_4 20.4 L <br /> 500 mg/L 10 10 8.21 8.22 7.27 7.26 20.4 20.4 Date: 7/6/2012 <br /> 750 mg/L 10 10 8.27 8.30 7.26 7.25 20.4 20.4 Time: 12:00 PM <br /> Control 10 10 8.13 8.22 7.20 7.21 20.3 20.3 Analyst: C M <br /> 250 mg/L 10 10 8.09 7.90 7.25 7.24 20.3 20.3 <br /> 500 mg/L 10 10 8.01 7.98 7.25 7.24 20.3 20.3 Date: 7/7/2012 <br /> 750 mg/L 10 10 7.89 7.95 1 7.24 7.26 20.3 20.3 Time: 12:00 PM <br /> Initial Final <br /> Control 750 myl Control 750 m <br /> Hardness(mg/L as CaCO3) 40 40 40 40 <br /> Alkalinity(mg/L as CaCO3) 33 35.72 36.36 48.64 <br /> Conductivity(uS/cm) 161.12 161.5 167.8 169.7 <br /> Salinity(mg/L) N/A N/A N/A N/A <br /> Result:Mortality<40%at 750mg/L. Therefore LC50-500mg/L('non-hazardous') <br /> 96 LC50: N/A LC50 Method: N/A <br /> 95%Upper Confident Limit: N/A 95%Lower Confident Limit: N/A <br /> DHS ELAP Certification 1644 ` Angela Rydelius,Lab Manager <br /> Page 5 of 5 <br />