NYC-WTC_000209855

NYC 9/11 Public Portal Document

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XCNCO Lciborcitories

Ambient Laboratories

PROJECT: 214255 PCDD/PCDF TOXICITY EQUI\XALENCE REPORT FILE: X00O829 REFERENCE: 211379 LAB ID.: 214255-001 SAMPLE: Ml953

Project ID/P.O: 211379 Date collected 10/13/2001 Accession No 214255-001 Sample ongin. 7-BOSTON Date received 10/19/2001 RTWin / Col Pfm X0O0827 Sample matrix: Wipe Date extracted 10/20/2001 Beginning CCAL X000827 Sample size: 1 Date analyzed; 10/28/2001 Ending CCAL. X000837 Date processed: 10/28/2001 Initial CAL- 043001ICAL

Specific Analytes (PS) TEF TEF AMOU NT (pg)

2,3.7,8-TCDD 0.0 X 1 1.2,3,7,8-PeCDD 0.0 X 0.5 ■ 1.2.3.4.7.8-HxCDD 0.0 X 0.1 1,2,3.6,7,8-HxCDD 0.0 X 0.1 1,2,3,7,8.9-HxCDD 136.2 X 0.1 13.62 1,2,3,4,6,7,8-HpCDD 201.1 X 0.01 20-1 OCDD 759.5 X 0.001 0.76

2.3,7.8-TCDF 1942.7 X 0.1 194.27 1.2,3.7,8-PeCDF 0.0 X 0.05 2,3,4,7,8-PeCDF 0.0 X 0.5 1,2,3,4,7,8-HxCDF O.O' X 0.1 1,2,3,6,7,8-HxCDF 0.0 X 0.1 2,3,4,6.7,8-HxCDF 220.6 X 0.1 22 1,2,3,7,8,9-HxCDF oo; X 0.1 1,2.3X.6.7,8-HpCDF 276.6 X 0.01 2 7Z 1,2.3,4,7,8,9-HpCDF 0.0 X 0.01 OCDF 157.3 X 0.001 0.16

TOTAL 2,3,7,8-TCDD TOXICITY (1989 ITEF) EQUIVALENTS; 235.59 pg

OIRIAFT 11381 Meadowglen, Suite L Phone: (281)589-0692 Houston, TX 77082 Fax: (281)589-0695

CITY_DEP_WORBY_CANNATA_SUBP_000002505

NYC-WTC_000209855