NYC-WTC_000226934

NYC 9/11 Public Portal Document

FEB-21-02 15:44 FROM-PACE ANALYTICAL 612-B07-G444 T-627 P.03/05 F-D46 1700 Elm Strsei - Suite 200 Minneapolis, MN 55414

^ceAnalvticar____ __ Method 8290 Analysis Results Tel; 612-607-1700

Client-ATC Client's Sample ID ATC-0130-STY-DX2 Lab Sample ID 103302741 Filename F20219B_07 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 Filenamefs) F20219B_01 &F2O219B_16 Extracted 02/15/2002 Method Blank ID BLANK-1468 Analyzed 02/20/2002 01:01 Native Cone EMPC LRL Internal ng's Percent Isomers ng/m2 ng/m2 ng/m2 Standards Added Recovery 2.3,7,8-TCDF ND — 0.00200 2,3.7,8-TCDF-13C 2.00 70 Total TCDF ND ---- . 0.00200 2,3,7,8-TCDD-13C 2.00 70 1,2,3,7,8-PeCDF-13C 2.00 79 2.3.7,8-TCDD ND 0.00200 2,3,4,7,8-PeCDF-13C 2.00 77 Total TCDD ND 0.00200 1,2.3,7,8-PeCDD-13C 2.00 71 1,2,3,4,7.8-HxCDF-13C 2.00 106 1,2,3.7.8-PeCDF ND 0.01000 1.2,3,6,7,8-HxCDF-l3C 2.00 78 2,3,4.7,8-PeCDF ND 0.01000 2,3,4,6.7.8-HxCDF-13C 2.00 92 Total PeCDF ND 0.01000 1.2,3.7,8,9-HxCDF-13C 2.00 89 1.23,4,7,8-HxCDD-13C 2.00 93 1.2,3,7,8-PeCDD ND 0.01000 1,2,3,6,7,8-HxCDD-l3C 2,00 90 Total PqCDD ND 0.01000 1,2,3,4,6,7,8-HpCDF-13C 2.00 81 1.2.3,4,7,8,9-HpCDF-13C 2.00 69 1,2.3,4,7,8-HxCDF ND 0.01000 , 1,2,3,4,6.7,8-HpCDD-13C 2.00 76 1,2,3,6.7,8-HxCDF ND 0.01000 OCDD-13C 4.00 55 2,3,4,6,7,8-HxCDF ND 0.01000 1,2,3.7,8,9-HxCDF ND 0.01000 1,2,3,4-TCDD-13C . 2.00 NA Total HxCDF ND 0.01000 1,2,3,7.8,9-HxCDD-13C 2.00 NA 1,2,3,4.7.8"HxCDD ND 0.01000 2,3.7,8-TCDD-37Cl4 0.20 71 1,2.3.6.7,8-HxCDD ND 0.01000 1,2.3.7,8,9-HxCDD ND 0.01000 Total HxCDD ND 0.01000 1,2,3,4,6,7.8-HpCDF ND 0.01000 Total 2,3,7,8-TCDD 1,2,3,4,7,8,9-HpCDF ND 0.01000 Equivalence: 0.000039 ng/m2 Total HpCDF ND 0.01000 (Using ITE Factors) 1,2.3,4,6,7.8-HpCDD ND 0.01000 Total HpCDD ND 0.01000 OCDF ND ■ 0.02000 £‘'~h OCDD 0.039 - 0.02000 BJ LRL = Lower Reporting Limit - Cone - Concentration (Totals include 2,3,7.8-substitutsd isomers) I = Interfaranco EMPC = Estimated Maximum Possible Concentration e = PCDE Interference A = Detection Umit based on signal-to-noise measurement S s Saturated signal J = Concentration detected is below the calibration range ND = Not Detected 8 = Less than 10 times higher than method blank level NA = Not Applicable P = Recovery outside of target range NC = Not Calculated Nn s 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 Paco.Analytcal Services, Inc.

CITY_21MC100_002896366

NYC-WTC_000226935