Lead wipe analysis summary, 114 Liberty Street, March 2003

NYC 9/11 Public Portal Document

JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 1001, New York, New York 10003 Phone; (212) 420’8110 Fax; (212) 420-6092 Prolect Nd.: 03-2744 New York City D.E.P. SLAP Lab Code; 11026 Analyte; LEAD/WIPE 56-17 Junction Blvd, NlCSHand AIHA Lab Coca, 100273 Date Collected 3,-2912033 Fiuehlng.NY 11373 NVLAP Lab Code: 1019S3 Date Received: 3/30/2003 Date Analyzed; 3/30/2003 Bstch #: 0303L410 nI Site; 114 Liberty Street, 12th Floor, New York, NY J SUMMARY OF ANALYTICAL RESULTS - DUST WIPE

Sample # Dseerlption/ Location Area In Inches Lead Labs (LxW) Concentration Client's Sample (ugfft2)

33 FIELD BLANK <9/Wipe 3444 33

Sample Analysis By: Atomic Absorption Spectrometry (AAS) using an alr-ecetylsne (lame with background correction. Method of Sample Preparation and Analysis All samples were prepared and analyzed In accordance with the HUO "Guidelines for the Evaluation and Control of Lead Based Paint Hazardous ii Appendix U.S and me Environmental ProtesBon Agency Method EPA 8W848-3050/7420,

Guiam Machhiwala Coilected By; Peter KoslowsKy Laboratory Director Analyzed By: Madall Collins

Minimum Oeetsctlon Limit a <20 ug/(t2 HUD ’Guidelines for the Evaluation end Control of Lead-Based Paint Hazardous in Housing" 06/08; define ihe dearanoe standards, based on wipe sampling are: "40 ugdS for floors; *280 ug/n2 tot interior window sills; ‘400 ug/ft2 lor window and exterior concrete ar olher rough

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