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cb LABORATORY NUMBER: 206774 PAGE 2 OF 3 CLIENT: APPLIED CONSULTANTS DATE SAMPLED: 05/20/93 ' DATE ANALYZED: SEE BELOW TOTAL PETROLEUM HYDROCARBONS AS GASOLINE ' MATRIX: SOLID METHOD: DHS LUFT PROCEDURE (MOD. 8015) EXTRACTION: EPA 5030 PURGE AND TRAP - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LAB ID SAMPLE ID RESULT DATE SUR. QC ID (ug/Kg) ANALYZED % REC BATCH ' - - - - - - - - - - -B7-D10 - N -- - - - - - - - - - - - - - - - - - - 001D (5, 000) * 05/2794 B 003 B7-D21 5 , 200 , 000-a 05/25 106 A 004 B7-D25 13 , 000 , 000-c 05/26 102 B 005 B7-D30 2 , 700 , 000-a 05/25 97 A 007 B7-40 1, 500 , 000-a 05/25 88 A ' 009 B7-50 7, 700 , 000-b 05/26 102 A 010 B7-55 550 , 000-d 05/27 100 B 011 B7- 60 280 , 000-d 05/27 104 B 012 B7-65 1, 800 , 000-b 05/26 105 A 013 B7-70 3 , 100 , 000-b 05/26 96 A METHOD BLANK 1 ND 05/25 97 A METHOD BLANK 2 ND 05/26 95 B DETECTION LIMIT: 500 a = 1: 1, 000 DILUTION RUN ON 05/25/93 . b = 1 : 1, 000 DILUTION RUN ON 05/26/93 . ' c = 1 : 5 , 000 DILUTION RUN ON 05/26/93 . d = 1 : 100 DILUTION RUN ON 05/27/93 . * RAISED DETECTION LIMIT DUE TO HIGH CONCENTRATION OF HYDROCARBONS IN THE KEROSENE- - - AND/ORDIESELRANGE_ - - - - - - - QUALITY CONTROL SUMMARY ' SURROGATE_ -a,a, a_Trifl.uorotoluene- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - SPIKE SPIKE DUP. AVG. QC ID °s REC. % REC. RPD BATCH SPIKE/SPIKE DUPLICATE RECOVERY: 93 95 2 A SPIKE/SPIKE DUPLICATE RECOVERY: 81 93 14 B ' LABORATORY CONTROL SAMPLE (LCS) : 95 LABORATORY CONTROL SAMPLE (LCS) : 92 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1