NYC-WTC_000203417

NYC 9/11 Public Portal Document

PSC Hnalytical Services 6103219BS7 p-4 Feb 28 02 04;3ap

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EFAWVtAP 101262-0 • NY DOWNELAC 10903 • NJ DEP PA02t •/UHAACCREDITATION NO. 100439 • PA DEP 06-353 • CT OFH PH-023B □ -NC DENR 599 Analytical Results ANALYTICAL SERVICES for ATC Associates WorkOrder: R02020955 Client Reference: 19125-0289

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

Client ID: Hgl ATC-0225-I50M Lab ID: -OIA Date Sampled: 2/25/02 Alatrix: HTBE AirVQl.(L); 12U Mercury 0.0280 0.000233 0.01 N6009M 02/28/2002 JDC

Client ID: Hg2 ATC-0225-I50M Lab ID: -02A Date Sampled: 2/25/02 Matrix: HTB£ Air Vol,(L): 120 Mercury 0.0280 0.000233 0.01 N6009M 02/28/2002 JDC

I Client ID: HgJ ATC-0225-150M LablD;-03.A Date Sampled: 2/25/02 MatrLv: HTBE AirVolXL): 120 Mercury 0.0290 0.00Q242 0.01 NSO09M 02/28/2002 JDC

Client ID: Hg4 ATC-0225-1 SOM Lab ID: -(I4A Date Sampled: 2/25/02 Matrix; HTBE Air Voi.(L): N.A Mercury 0.Q260 0.01 NS009M 02/28/2002 JDC CU _______________________________________ (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_000203417