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GeoHydrologic Consultants, Inc. <br /> Table 3. Analytical Methods. <br /> Analyte Method Lab performing <br /> test* <br /> GRO BTEX, fuel <br /> oxygenates (5) 8015/826013 Alpha Analytical <br /> Alkalinity EPA 301.1 Alpha Analytical <br /> Bromide and bromate EPA 300 BSK Analytical <br /> Cr VI EPA 7199 <br /> Cr(VI) Hach** Excelchem/PRIMA <br /> Metals (per Task 1) EPA 6020 Alpha Analytical <br /> ORP Probe PRIMA <br /> pH Probe PRIMA <br /> Sulfate Hach*' PRIMA <br /> TOC-water Alpha Analytical <br /> EPA 9060 <br /> TOC-soil Calscience <br /> * Alpha Analytical(Sparks,NV),BSK(Fresno,CA),Calscience (Garden Grove,CA),Excelchem <br /> (Rocklin CA),** Hach DR 2800 Spectrophotometer and appropriate Hach kit reagents <br /> 4.3 Ozone Bench Scale Test Results <br /> Prima performed an ozone bench scale study of soils and groundwater at this site which <br /> were affected with petroleum hydrocarbons. Homogenized soil samples from boring B-1 <br /> and groundwater samples from MW-11 were submitted to Prima on July 19, 2007. <br /> 4.3.1 Characterization of Untreated Soil and Groundwater Samples <br /> The chemicals of concern (COCs) and other parameters in untreated soil and groundwater <br /> are summarized below: <br /> TOC N 172 trench Scale Test Pa1;e 12 <br />