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P <br /> rA <br /> 1 <br /> wA SUPERIOR ANALYTICAL LABORATORY INC. <br /> W ti 825 ARNOLp,STE.2• MARTINEZ,CALIFORNIA 94553 (415)229-1512 <br /> JAX <br /> wv <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> I LABORATORY NO. : 80434 DATE RECEIVED: 01/05/90 <br /> CLIENT: Vapor Extraction Technology DATE: REPORTED: 01/09/90 <br /> �+ CLIENT JOB NO. : <br /> - 1z <br /> ", AIR ANALYSIS by NIOSH 1500 FOR TOTAL HYDROCARBONS <br /> II <br /> r•r <br /> & AROMATIC VOLATILE ORGANICS <br /> LAB #: 5 <br /> a� SAMPLE: SB-1 <br /> Anzlyte Vol. (L) Front(mg) Back(mg) Tot. (mg) (mg/m3) (Ppm) <br /> -------- ------- -------- -------- --------- ---- ----- <br /> Benzene 10 <0.009 <0.009 <0.009 <0.9 <0. 3 <br /> Toluene 10 <0.009 <0.009 <0.009 <0. 9 <0.2 <br /> Ethyl Benzene 10 <0.009 <0.009 :4,009 <0.9 <0. 2 <br /> iy Xylenes 10 0.019 <0.009 0.019 1 .9 0.44 <br /> Total Hydrocarbon 10 0. 1 <0. 1 0. 1 i0 <br /> �_. ----- <br /> i <br /> °a <br /> Method Detection Limit BTEX-0.009 mg <br /> TPH-0. 1 mg <br /> WE I <br /> QAQC Summary, <br /> MS/MSD Average Recovery = 93%: Duplicate RPD = 0 <br /> r <br /> �.r <br /> Edward R. Mora s <br /> Lab�ft`tor tar`s iagex <br /> 1� <br /> SAN FRANCISCO MARTINEZ <br /> i OUTSTANDING QUALITY AND SERVICE <br />