NYC-WTC_000226934

NYC 9/11 Public Portal Document

FEB-21-02 15:44 FROH-PACE ANALYTICAL 612-607-6444 T-62r P.04/05 F-046 1700 Brn Street - Suite 200 Minneapaiis, MN 55414 TM »

^aceAnalytical Method _______ _ 8290 Analysis Results Tsi.' 612-607-1700 Fax; 612- 607-6444

Client - ATC Client's Sample ID ATC-0130-STY-DX3 Lab Sample ID 103302758 Filename F20219B_08 Injected By BAL • Total Amount Extracted 1 m2 . Matrix WIPE % Moisture NA Dilution NA Dry Weight Extracted NA Collected 01/30/2002 ICAL Date 01/24/2002 Received 02/04/2002 CCal Fil6name(s) F20219B_01 &F20219B_16 Extracted 02/15/2002 Method Blank ID BLANK-1468 Analyzed 02/20/2002 01:51 Native Cone EMPC URL Internal ng's Percent Isomers ng/m2 ng/m2 ng/m2 Standards Added Recovery 2,3,7.8-TCDF ND 0.0020 2.3.7,8-TCDF-13C 2.00 .57 Total TCDF 0.0078 0.0020 J 2,3,7,8-TCDD-13C 2.00 58 1.2,3,7,8-PeCDF-l3C 2.00 65 2,3,7,8-TCDD ND 0.0020 2,3.4,7,8-PeCDF-13C 2.00 64 Total TCDD ND 0.0020 1.2,3,7,8-PeCDD-13C 2.00 60 1,2,3,4,7,8-HxCDF-l 3C 2.00 92 1,2,3,7,8-PeCDF ND 0.0100 1.2,3,6,7,8-HxCDF-13C 2.00 74 2,3,4,7.8-P6CDF ND 0.0100 2,3,4,6,7,8-HxCDF-13C 2.00 78 Total PgCDF ND 0.0100 1.2.3,7,8,9-HxCDF-13C 2.00 77 1,2,3,4,7,8-HxCDD-13C 2.00 82 1,2,3.7,8-PeCDD ND 0.0100 1,2,3,6.7,8-HxCDD-13C 2.00 76 Total PeCDD ND 0.0100 1,2,3,4,6,7,8-HpCDF-13C 2.00 73 1,2,3,4,7.8.9-HpCDF-13C 2.00 63 1,2,3,4,7,8-HxCDF ND 0.0100 1,2,3,4,6,7.8-HpCDD-13C 2.00 69 T2,3,6,7,8-HxCDF ND 0.0100 OCDD-13C 4.00 .- 51 2,3,4,6,7.8-HxCDF ND 0.0100 1,2,3,7,8.9-HxCDF ND 0.0100 1,2.3,4-TCDD-13C 2.00 NA Total HxCDF ND 0.0100 1,2,3,7,a,9-HxCDD-13C 2.00 NA 1.2,3.4,7,8-HxCDD ND 0.0100 2,3,7,8-TCDD-37CI4 0.20 62 1,2,3,6.7,8-HxCDD ND 0.0100 1,2,3,7,8,9-HxCDD ND 0.0100 Total HxCDD 0.0330 0.0100 J 1,2,3,4,6.7.8-HpCDF 0.0160 0.0100 J Total 2.3.7.8-TCDD 1,2.3,4.7,8,9-HpCDF ND 0.0100 Equivalence: 0,00057 ng/m2 Total HpCDF 0-0160 0.0100 J {Using ITE Factors) 1,2,3,4,6.7,8-HpCDD 0.0250 0.0100 J Total HpCDD - 0.0S20 0.0100 J OCDF ND 0.0200 OCDD 0.1600 0.0200 B' URL = Lower Reporting Limit Cone = Concenvation (Totals Include 2,3,7.S-substituted isomers) I = Interference EMPO = Estimated Maximum possible Concentration E = POOE Interference A = Detection Limit based on signal-to-notea measurement S = Saturated signal J = Concentration detected is below the calibration range ND = Not Detected B = Less than 10 times higher than method blank level NA = Not Applicable P = Recovery outside of target range NC s Not Calculated Nn = Value obtained from additional analysis ' = See Discussion Report No.... 02-1053714

REPORT OF LABORATORY ANALYSIS This report shall not be reproduced, except in full. without the written consent of Pace Analytical Services, Inc.

CrTY_21MC100_002896367

NYC-WTC_000226936