NYC-WTC_000223525

NYC 9/11 Public Portal Document

Feb 04 02 10:31a PSC flnalatical Services G109219G67 P-3

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPAINV1AP101262-0 • NY DOPNE LAC 10803 • NJ DEP 77020 • AIWA ACCREDITATION NO. 100439 • PA DEP 06-353 • CT DPH PH-023e ' NC DENR 599

■ ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: RO2010690 Client Reference: 19125-0279

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (mg/m’) • (ppm) (ug)

Client ID: Hgl ATC-0I29.234M- Lab ID: -OlA Date Sampled: I/29/02 Matrix: HTBE AirVoI.(L); 120 Mercury 0.0300 0.000250 0.01 N6009M 02/01/2002 JDC

Client ID: Hg2 ATC-0I29-234M Lab ID; -02A Date Sampled: 1/29/02 Matrix: HTBE AirVol.(L); 120 Mercury ■0.0340 0.000283 0.01 N6009M 02/01/2002 J DC

Client ID: Hg3 ATC-0I29-234M Lab ID: -03.A Date Sampled: 1/29/02 Matrix: HTBE Air Vol.(L): 120 Mercury 0.0260 0.000217 0.01 N6009M 02/01/2002 JDC

Client ID: Hg4 ATC-0I29-234M, Blank Lab ID: -04A Date Sampled: I/29/02 Matrix: HTBE Air Vol.(L): NA Mercury 0.0270 0.01 N6009M 02/01/2002 JDC

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

General 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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NYC-WTC_000223525