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Case Narrative <br /> Client: Union Pacific Railroad TestAmerica Job ID: 720-74752-1 <br /> Project/Site: UPRR-Stockton <br /> Job ID: 720-74752-1 <br /> Laboratory:TestAmerica Pleasanton <br /> Narrative <br /> Job Narrative <br /> 720-74752-1 <br /> Comments <br /> No additional comments. <br /> Receipt <br /> The sample was received on 9/28/2016 9:05 AM;the sample arrived in good condition,properly preserved and,where required,on ice. <br /> The temperature of the cooler at receipt was 2.6°C. <br /> GC/MS Semi VOA <br /> Method 8270C:The following sample required a dilution due to the nature of the sample matrix:MR505 UPRRST160927(720-74752-1). <br /> Because of this dilution,the surrogate spike concentration in the sample was reduced to a level where the recovery calculation does not <br /> provide useful information. <br /> Method 8270C:The following sample was diluted due to the abundance of non-target analytes:MR505 UPRRST160927(720-74752-1). <br /> Elevated reporting limits(RLs)are provided. <br /> No additional analytical or quality issues were noted,other than those described above or in the Definitions/Glossary page. <br /> GC Semi VOA <br /> Method 8015B:The following sample required a dilution due to the nature of the sample matrix:MR505 UPRRST160927(720-74752-1). <br /> Because of this dilution,the surrogate spike concentration in the sample was reduced to a level where the recovery calculation does not <br /> provide useful information. <br /> No additional analytical or quality issues were noted,other than those described above or in the Definitions/Glossary page. <br /> Metals <br /> No analytical or quality issues were noted,other than those described in the Definitions/Glossary page. <br /> Organic Prep <br /> No analytical or quality issues were noted,other than those described in the Definitions/Glossary page. <br /> TestAmerica Pleasanton <br /> Page 4 of 27 10/17/2016 <br />