NYC-WTC_000213019

NYC 9/11 Public Portal Document

1700 Elm Streo! - Suits 200 MinnsapollS, MN 55414

weAnaIvticar_________ Method 8290 Analysis Results Tel; 512-607-1700 Fax: 6IP- 507-54^

Client-ATC Client’s Sample ID ATC-0427-STY-DX10 Lab Sample ID 103513552 Filename U20529A_13 Injected By CVS Total Amount Extracted 0.79 g Matrix DUST % Moisture NA Dilution NA Dry weight Extracted NA Collected 04/27/2002 ICAL Date 04/16/2002 Received 05/01/2002 CCai Filename(s) U20528B„04 & U20529A_16 Extracted 05/21/2002 Method Blank ID BLANK-1634 Analy2ed 05/29/2002 19:21 Native Cone EMPC LRL Internal ng’s Percent Isomers ng/Kg ng/Kg ng/Kg Standards Added Recovery 2,3,7.8-TCDF 70 2.50 E 2.3.7.8-TCDF-13C 2.00 59 Total TCDF 1000.0 2.50 2,3,7,8-TCDD-13C 2,00 65 1.2,3,7.8-PgCDF-13C 2,00 58 2.3,7,8-TCDD 8.9 2.70 JA 2,3,4.7,8-PeCDF-13C 2.00 60 Total rCDD 2400.0 2.50 1,2,3,7.8-PeCDD-13C 2.00 67 1,2,3,4.7,8-HxCDF-13C 2.00 74 1,2,3,7,8-PeCDF 84 13.00 E 1,2,3,6,7,8-HxCDF-l3C 2.00 79 2,3.4.7,S-PeCDF 100.0 13.00 2,3,4,6,7,8-HxCDF-13C 2.00 78 Total PeCDF 640.0 13.00 1.2.3,7,8,9-HxCDF-13C 2.00 63 1,2,3,4.7,8-HxCDD-13C 2.00 78 1,2,3,7.8-PeCDD 39.0 13.00 J 1.2.3,6,7,8-HxCDD-13C 2.00 76 Total PeCDD 1800.0 13.00 1,2,3.4,6,7,6-HpCDF-13C 2.00 82 1,2,3,4,7,8,9-HpCDF-l3C 2.00 87 1,2,3,4,7,8-HxCDF 55.0 13.00 J 1,2,3.4,6,7,8-HpCDD-13C 2.00 101 1,2,3.5,7,8-HxCDF 110 13.00 E OCDD-13C 4.00 88 2,3,4,S,7.8-HxCDF 89.0 13.00 1,2,3,7,8,9-HxCDF 14.0 13.00 J 1,2.3,4-TCDD-13C 2.00 NA Total HxCDF 610.0 13.00 1,2,3,7,8.9-HxCDD-13C 2.00 NA 1.2,3,4,7,8-HxCDD 43.0 13.00 J 2,3,7.8'TCDD-37CI4 0.20 71 1,2,3,6.7,8-HxCDD 68.0 13.00 1,2,3,7,8.9-HxCDD 51.0 13.00 J Total HxCDD 2000.0 13.00 1,2,3,4,6,7,8-HpCDF 360.0 13.00 Total 2,3,7,8-TCDD 1,2,3,4,7,8,9-HpCDF ND 26.00 A Equivalence: 12O ng/Kg Total HpCDF 360.0 13.00 (Using ITE Factors)

1.2,3,4.6,7,B-HpCDD 550.0 13.00 Total HpCDD 1100.0 13.00 OCDF 340.0 25.00 OCDO 3600.0 25.00 Raeuits reported on a total weight Pasis LRL = Lower Reporting Limit Cone a Coneantration (Totals include 2,3,7,8-eulMtituted isomara) I = Interterenc® EMPC - Estimated Maximum Possible concentration E = PCOE Intarterence A - Detection Limit baaed on signal-to-noiso measurement 5 Saturated signal J X Corcontratkin detected Is below die calibration range ND = Not Detected B = Less than 10 Umas higher than method blank level NA s Not Applicattle P a Recovery outside of target range NC X Noi Calculated Nn a Value obtained from additional analysis • X See Discussion Report No.... 02-1057132

REPORT OF LABORATORY ANALYSIS This report shall mt be reproduced, except In full, without the written consent of Pace Analytical Services, Inc.

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