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I D <br />' SUPERIOR ANALYTICAL LABORATORY INC. <br /> . 825 ARNOLD,STE 2 • MARTINEZ,CALIFORNIA 94553 • (415) 229-1512 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> LABORATORY NO 80443 DATE RECEDED 01/ 11/90 <br />' CLIENT tabor E:,:traction Technologv DTE REPORTED 01/22/90 <br /> CLIENT JOB NO Southland Stocton <br /> AIR AN �LYSTS by NIOSH 1.300 FOR TOTAL PETROLEUM HYDROCARBONS <br />' Lab# Sampl- ID Vol . ( L ) Tot ( mg ) f mg/m3 ) ( ppm ) <br /> 1 R�%- 1 10 ----- ------ 31 3100 ------- <br /> �!�-3 10 ----------- ------ 16 1600 ----- <br /> 10 ------------------ �� I100 -_.--- <br /> 4 SYS- i 10 - 28 2800 <br /> 4ethod 5,�t-ctmon Limit TPI-0 I m7 <br /> Fdward R M rales <br /> Oratory- ana.�er <br /> ft <br /> G <br /> I <br /> SAN FRANCISCO MARTINEZ <br /> OUTSTANDING QUALITY AND SERVICE <br />