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NYC-WTC_000223614

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NYC 9/11 Public Portal Document «.4 SJ W *

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •FPANVLAPtCt 762-0 •WOOMNEIAC10903 ■fJJOtPPAKO ■ AIHA ACCREDITATION NO. 100439 •PADEP06-3S3 • CT OPH PH-3238 ■NCDENRE99

ANALYirCAJL SERVICES Analytical Results for ATC Associates WorkOrder: RO2040899 Client Reference; 19125-0289, Mercury

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) : (inii/ni') : (ppm) (ug) Client 10: Hgl ATC-0422-i50M Lab ID: -01A Date Sampled: 4/22/02 Matrix: HTBE AirVol.(L): 120 Mercury 0.0270 0.000225 = OoT N6009M 04/25/2002 JDC rCflT'A Client 10: Hg2 ATC-0422-1S0M Lab ID: -02A Date Sampled: 4/22/02 Matrix: HTBE AirVol.(L): 120 Mercury 0.0290 0.000242 0.01 N60Q9M 04/25/2002 JDC

Client ID: Hg3 ATC-0422.I50M Lab ID: -03A Date Sampled: 4/22/02 Matrix: HTBE AirVol.{L): 120 Mercury 0.0300 0.000250 ~ 0^1 N600SM 04/25/2002 JDC I C i";.

Client ID: Hg4 ATC-0422-1 SOM Lab ID: -04A Date Sampled: 4/22/02 Matrix: HTBE Air VoL(L): NA Mercury 0.0260 0.01 N60O9M 04/25/2002 JDC

(a) Analysis indicates possible breakthrough; back section result is greater than 0% of the front section result.

Cencral Notes; <: Less than the indicated limit of detection (LOD). Information not available or not applicable. Back sections were checked and showed no significant breakthrough.

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CITY_21MC100_002919417

NYC-WTC_000223614

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NYC-WTC_000223614Source: NYC Law Department, mirrored locally

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