NYC-WTC_000204954

NYC 9/11 Public Portal Document

1700 Elm Strest - Suite 20D Minneapolis, MN 55414

' Analytical" Method 8290 Analysis Results Tel; 612-607-170) Pbx’ 61 ?- e07-i54^

Client-ATC Client's Sample ID ATC-0427-STY-DX2S Lab Sample ID 9 103513594 <9 ; Filename F20525BJ1 . Injected By BAL -9 ' 9 Total Amount Extracted 0.15 g Matrix DUST 9 % Moisture NA Dilution . NA Dry Weight Extracted NA Collected 04/27/2002 ; ■ ICALDale 05/04/2002 Received 05/01/2002 CCai Filename(s) F20525A_17 & F20525B_16 Extracted 05/21/2002 Method Blank ID . ; ; BLANK-1634 , Analyzed 05/26/2002 14:51 - NatIve^^^?^Y::/'9;B> C Cone 9 EMPC LBL 9 ng’s Percent Isomers ng/Kg ng/Kg ng/Kg Stani^ards Added Recovery . 2.3,7,8-TCDF-l3C ■< ND -- 9 , 13.0 - 2-22 - I ■ 2,3.7,8-TCDF ND ---- 13.0 9 2,3,7,e-TCDD-13C Total TCDF 1,2,3,7,a-PeCDF-13C ^•22 ND 2,3,4.7,8-PeCDF-13C 2-22 2.3.7,a-TCDD 13.0 2'22 2-22 1 9 Total TCDD j 32 13.0 BJ 1,2,3.7,8-PeCDD-13C 1,2,3.4,7,8-HXCDF-13C 2.00 1,2,3,7,8-PeCDF 67.0 ; 1,2,3,6,7.8-HxCDF-13C 2.00 2,3.4,6,7,8-HxCDF-13C , 2.00 k /Total PeCDF .99,;9 ND 1,2.3,7.8,9-HxCDF-l3C Y 9/ 1.2.3.4.7,8-HXCDD-13C . 2.00 79 1,2,3,7,8-PeCDD7 .67.0 1.2,3,6J.8.HxCDD.13C 2.00 81 Total PeCDD : US ND 9 67.0 1,2.3.4,S,7,8-HpCDF.13C 2.00 75 1,2,3,4,7,8,9-HpCDF-13C 2.00 67 1,2,3,4,7,8-HxCDF9 ; 67.0 1.2.3,4.6,7.8-HpCDD-13C 2.00 - 69 ' 1,2,3,6,7,8-HxCDF9 67.0 - < OCDD-13C 4.00 ' . 59 ;67.0 1,2,3.7,8,9-HxCDF: - 67.0 , , 1,2,3.4-TCDD-13C 9 Yy NA ; ■ ; ;; Total HxCDF <-999 ;• ND ■ G7.0 1 ,2,3,7.8,9-HxCDD-13C 2.00 •/ NA Y ;-ND ■ : 2.3,7.B-TCDD-37C14 ' 0209/9 Y 9 9y:71.Y-:^5. ; 1,2.3.6.7,8-HxCDD: ND; 9 ^599 Y 1.2.3.7,8.9-HxCDD9< ND ; Total HxCDD ND 1,2.3.4.6,7.8-HpCDF ND 67.0 Total 2.3,7,8-TCDD . 1.2,3,4.7.8,9-HpCDF ND Total HpCDF .9 99 1ND 9 99 9 1,2,3,4,6,7.8-HpCDD ■ ND 9 67.0 ; f Total HpCDD > , < 9 9 ND V 67.0

OCDF ; ND ■ ^2’2 • OCDD ND 130.0 Results reported on a total weight basis LRL = Lower Reporting Limit .. cone = Concentration (Totals include 2.37,8-substitutscl isomers) I = Intarfersnce EMPC = Estimated Maximum Possible Concentration n E = PCDE Interference A = Detection Limit based on slgnsl-to-nois© measurement S = Saturated signal J = Concentration detected Is below the calibration range ND = NotDeiected . . ' 9/9 - ■ . B = Lees than 10 times higher than method blanK level NA = Not Applicable _ P = Recovery outside of target range < NC = Not Calculated 9 Nn = Value obtained from additional analysis 9. ' Y • K Sea Discussion - Y ReportNa.... 02-1057132";9

REPORT OF LABORATORY ANALYSIS This report shall not be reproduced, except in full, *“ A_^u.K,-,-,l Qaruinnct InC.

CITY_21MC1OO_OO8987369 NYC-WTC_000204968