NYC-WTC_000220089

NYC 9/11 Public Portal Document JIJN-11-2002 19:31 DEUTSCHE BANK 212 469 3210 P.02/02

AMBIENT GROUP Dloilns/Pwraiw, HEGC/HRMS (8290) Client Sample ID: 211909-14D-P

LouSample G2D230154-014 Work Order EX98D1AC Matrix....; SOLID D&teSiRipied.-: 04/22/02 Date Received-: 04/23/02 Inatrumenti 7D5 Prep Date.....; 04/25/02 „ Analysis Date-: 04/29/02 UnlU....; Pg/g Prep Bawl) : 2115447 -DUmIoh Factor: % Moisture: I

DETECTION TEF TEQ UMT FACTOR OONCEWTRATION PARAMETER RESULT

23=7,e-7cm 190 1.000 00.000000 1,23,7.8-E‘eCDto 700 0.500 3SO.000000 1,23.4,7,e-HsCTD 890 0.100 ’35.000000 1,23.6.7,8-BIsCDD 1300 0.100 1130.000000 1,2,3,7,8,9-I51!2CDD 1200 0.100 120.000000 1,2,3,‘8,6,7,8-BIpCD® 10000 0.010 100.000000 OCDD 36000 0.001 36J1O0000 23.7,8-TCOF 910 CON 0.100 91.000000 1,23,7,8-PcCDF 1300 0.050 ss.ooMoe 2,3,4,7,8-FeCDl? 2200 0.500 1,100.000000 lA3.4.7.8-BBra>P 2800 0.100 280.000000 1A3,6,7,8-HxCDF 2400 0.100 240.000000 23.4,6,7,g-HiCBF 2700 0.100 370.000000 133,73,9-HxCDF 170 0,100 17X00000 133,4,6,7,fi-HpCDF 13000 0.010 130.000000 1333,7,8,9-HpCDF ISOO 0,010 ISXOOOOO OCDF 7600 0.001 7.600000 Total TEQ Concentration 3,230.600000 PERCENT RECOVERY INTERNAL STANDARDS RECOVERY LIMITS

13C-2,3,7,8-TCDD 79 40-135 l3C-1.2,3,7,8-PcCDD 74 40-135 13C-i;2.3.6.7.8-HxCDD 78 40-135 13C-lA3.4,6,7,8-HpCDD 73 40-135 13C-OCDD 80 40-135 13O2.3.7.8-TCDF 71 40 -135 13C-l,2,3,7.8-PeCDF 70 40-135 13C-U.3.4,7.8-HxCDF 80 40-135 13C.1.2,3,4.6,7,8-HpCDF 71 40-135

Notes! TEF valuei an cited la U.S. BavIrenmeniaJ Protection Agency. < 19SS) InterIm pnoodura* fiw ntlnuiilne rtnka aiiiocioied with eipaiurca to tnlitturet at ohlorlnawd dibsnzo-p-dJoilnt and -dlbcnsolhnina (CDDi and CDFj) and 1919 update, U.S. Eovlrenmeaai Protection Agency, Risk Astastnont fbnim, WaihlnKUo. DC; EPA/S25fl-89/016.

CON ConCnnation analysts.

Sm_E»i1_TEQAPT rw.O 11/1 (WO01

TOTPlL P.02

CITY_21MC100_002911670

NYC-WTC_000220092