NYC-WTC_000220170

NYC 9/11 Public Portal Document

JUN-11-2002 19:31 DEUTSCHE BANK 212 469 3210 P.02/02

AMBIENT GROUP Dioxine/Furans, ERGC/HRMS (8290) CUent Sample ID: 211909-14D-P

Lot-Sample W-.: G2D230154-014 Work Order k-r EX98D1AC Matrix....: SOLID Dale Sampled—: Date Received-: 04/23/02 Instrument: 7DS 04/22/02 Prep Date.._ : 04/25/02 Analyxli Dite_: 04/29/02 Units....; Pg/g Prep Batch 2115447 < -Dllotlen Pictor: 1 % Moisture:

DETECTION TEF TEQ UMn FACTOR CONCENTRATION PARAMETER RESULT

23.7,8-TCDD 190 1.000 190.000000 l,23,7.8-PeCDl> 700 0.500 350.000000 lJ3/l,7,8-]axCDD 890 0.100 89.0000C0 1,2,3,6,7,8-HxCDD 1300 0.100 130.000000 1,23,7,8,9-IliCDD 1200 0.100 120.000000 1,23,4,6,7,8-HpCDD 10000 0.010 100.000000 OCDD 36000 0.001 564)00000 23.73-TCDK 910 CON 0.100 91.000000 1,2,3,7,8-PeCDF 1300 0.050 6S.0O00O0 23,4,7,8-PeCDF 2200 0.500 1,100.000000 133,4,7,8-HxCDF 2800 0.100 280.000000 13,3,6,7,8-HrCDF 2400 0.100 240.000000 23,4,6,7,5-nrCDf 2700 0.100 270.000000 133,73.9-HxCDF 170 0.100 174)00000 133,4,6,73-HpCDK 13000 0.010 130.000000 1333,7,8,9-HpCDF 1500 0.010 1S.00O0O0 OCDF 7600 0.001 7.600000 Total TEQ Conccirtratlon 3,230.600000 PERCENT RECOVERY INTERNAL STANDARDS RECOVERY UMITS

13C-2,3,7,8-'rCDD 79 40-135 l3C-13.3,7.8-PcCDD 74 40 - 135 1301,23,6,7,8-HxCDD 78 40-135 13013,3,4,6,7,8-HpCDD 73 40-135 13C-OCDD 80 40-135 13C-2.3,7,8-TCDF 71 40 - 135 13C-13,3,7.8-PcCDF 70 40 - 135 13C-13,3,4,7.8-HxCDF 80 40-135 13013,3.4,6,7.8-HpCDF 71 40-135

Notes! TEF values are cItaC In U.S. CavIronmenuJ Prottcuon Agency. (198^) Iniubn precedum fee ndnudne risla luoeieicd with to miKturet of ohlorinswd dibenro-c-dlojilni and -dlhceaoHminj (CODE end COFt) tod 1989 updue. U.S. Envlronmendll Proteclion Agency, Rjik Ascatmait Rtrum, WtshlngiOB. DC EPA/625O-{9A)I«.

CON Confirmation analysis.

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TOTAL P.02 CITY_21MC100_002832734

NYC-WTC_000220170