NYC-WTC_000220089

NYC 9/11 Public Portal Document 10:50 DEUTSCHE BANK 2124693210 P.15 JUN-11-2002

AMBIENT CaOU? DIoslM/Furana, HROC/HRMS (8290) - Client Semple SD: 211909-05®

bot.SQmpio tUj G2D190191 - 005 WarkOrdw#..: EX6VG1AA MatriK-..: SOLID Date SampIotU-i 04/18/02 Date RicdvnL.: 04/19/02 Iraotnimant: SD5 Prop Date__ : 04/19/02 Aaaiytis Data-; 04/24/02 Units—.: Pg/g Prap Batch I3_; 2109S09 Dilution Factor! 1 % Molanira:

DETECTION TBF TBQ LIMIT FACTOR CONCENTRATION PARAMETER RESULT

2^,7,8-T<C®D- 390 1.000 390.000000 l,23,7p8-ff'eCDD 1200 0.500 600.000000 mo 0.100 120.000000 l,23A7,8-ttiCDB 2400 0.100 240.000000 WATA^-aiCDO 1800 0.100 180.000000 lA3,4,6,7,8-ffi!pCDD 14000 0.010 140.000000 OCDD 27000 0.001 27.000000 23.7,8-TCDF 2500 CON 0.100 250.000000 1,23,7,8-PeCDSi' 3500 0.050 1304100000 2,3,4,7,8-P<ECDIf §500 0,50!) 2,800.000000 1,23,4,7,8-HKCDff ■ 6000 0.100 6004100000 133,^,7.8-Exa)F 3400 0.100 540.000000 233,6,7,8-HxCDlP 5800 0.100 580.000000 l,Z3,7,8,9-HxCDr 440 0.100 44.000000 1,23,4.6,73-HpCDF 26000 0.010 260.000000 133,4,7,8,9-HpCDF 3000 0.010 30.000000 OCDF 23000 0.001 23.000000 Twal TEQ Coneentratfon 7,004.000000 PERCENT RECOVERY tNTERNAL STANDARDS RECOVERY UMITS

13C.2;i,7,8-TCDD 62 40-135 13C-l,2.3,7.8-PeCDD 61 40-135 13C-i;i3,6.7,8-HxCDD 37 40 -135 13C-1.2,3.4,6,7,8-H^CDD 76 40 - 135 13C.OCDD 97 40 -135 13C-2.3,7,8-TCDF 66 40 -135 13C.U.3,7,8-PeCDF 71 40-135 13C-1.2.3.4,7.8-HxCDF 70 40 -135 1301,2,3,4.6,7.S-HpCDP 98 40-135

Notes: TSP vnliKe are cited la UX Savinmneiial Frotccrion AgfiBcy. (1989) Inleria preeadorea fiar asttmaUng liita ascoclsied with etponuieii to mbaurao ofeUonaalod dlbaaEO-jwtiosIno end .<Dfcm»SiTOBa (COD* sad CDF.) sei 1999 update, Ui, EwdnaBocatel Pwecdon Agssoy, UMs Aawtiaiual Senna, WeailnBois DC; EPA/S25/3«89/O I (.

CON Confirmation analysis.

11/J (WOW

CITY_21MC1OO_OO2911672

NYC-WTC_000220094