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10/11/1996 14.44 4084379356 CAS/SAN JOSE PAGE 94 <br /> COLUMBIA ANALYTICAL SFRVICES,INC. <br /> AmbUcal Rgmrt <br /> Client: ARCO Products Company Semite Request: 59601406 <br /> Project: 2130 STOCKTON/2090-114 006IT0#18957 00 Date Collected: 8125196 <br /> Sample Matrix: Air Date Received: 8127196 <br /> Date Extracted: NA <br /> Dote Analyzed: 8127196 <br /> BTEX and Total Volatile Hydrocarbons <br /> EPA Methods 5030/9020/Modified 9015 <br /> I <br /> I <br /> I <br /> Sample Name 1tifluxm <br /> Lab Code S9601406-001 <br /> MRIJ Results <br /> mg/m3 uL/L (ppmv) mg/M3 u It.(ppmv) <br /> Beiuene 05 02 <2 50• <I** <br /> Toluene 05 01 93 25 <br /> Ethylbeame 0.5 0.1 56 13 <br /> xylenes,Total 1 n: 600 140 <br /> Total Volatile Hydrocarbons <br /> C1 -05 to 5 490 120 <br /> C6-C12 20 5 3,300 810 <br /> TPH as Gasoline* 20 5 3,300 BIO <br /> I <br /> I <br /> ' TPH m g sotino is timed as C5(benzane)dmugh C 12(dodecane) and uses a <br /> moleccila,r weight of loo to calculate the ppmv <br /> •* Raised NML due to high analvtc concentration requiring saraple dilution <br /> LCF�lOi101 <br /> Page 3 <br />