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1 • <br /> • <br /> June 24, 1993 <br /> ' Sample Log 6574 <br /> The following abbreviations and qualifiers may be present <br /> ' in the analytical reports to follow: <br /> ug/L . Micrograms of target analyte in 1 Liter of sample. <br /> ' mg/kg : Milligrams of target analyte in 1 kg of sample. <br /> H This data qualifier indicates that a method blank <br /> ' from the analytical batch contained this compound <br /> and the level found in the sample is within 5 times <br /> that level. Use data with caution. <br /> J This data qualifier indicates that the compound was <br /> detected at a level below the required reporting limit. <br /> t E This data qualifier indicates that the compound was <br /> detected at a level above that defined by the highest <br /> level calibration standard. <br /> tC This data qualifier indicates that the presence of <br /> the compound has been confirmed by GC/MS. <br /> TCLP Toxicity Characteristic Leaching Procedure <br /> MS Matrix Spike <br /> MSD Matrix Spike Duplicate <br /> ' RPD Relative Percent Difference (the difference between <br /> two values divided by the mean, expressed as a percentage. <br /> $ REC Percent Recovery {the ratio between the measured value <br /> ' and the expected value for a spiked sample, expressed <br /> as a percentage. <br /> t < : Less than <br /> > . Greater than <br /> 1 <br /> 1 <br /> Lstern Environmental Science& Technology • 45133 County Road 328 • Davis, CA 95616 • 916 753-9500 FAX 916 757-4652 <br />