NYC 9/11 Public Portal Document
JLC ENVIRONMENTAL CONSULTANTS, INC.
200 Park Avenue South, Suite 1001, New York, New York 10003
Phone: (212) 420-8119 Fax: (212) 420-6092
Project No.: 03-2744
City D.E.P. ELAP Lab Code: 11029 Analyte: LEAD! WIPE
3-Wicuon Blvd. NIOSH and AIHA Lab Code: 100273 Date Collected 3/29/2003
lushing, NY 11373 NVLAP Lab Code: 101953 Date Received: 3/30/2003
Date Analyzed: 3/30/2003
Batch #: 0303L410
Site: 114 Liberty Street, 12th Floor, New York, NY
SUMMARY OF ANALYTICAL RESULTS - DUST WIPE
Sample # Description/ Location Area in inches Lead
Lab # (L x W) Concentration
Client's Sample (ug/ft2)
17 Lead Wipe/ 7th Floor! Kitchen/ Counter Top 12x12 <9
3428
17
18 Lead Wipe/ 7th Floor/ South East Bathroom/ North Wall! 12x12 <9
3429 Lower Left
18
19 Lead Wipe/ 6th Floor! Hallway/ Floor 12x12 <9
30
19
20 Lead Wipe/ 6th Floor/ Kitchen/ Counter Top 12x12 <9
3431
20
Samole Analysis BY
Atomic Absorption Spectrometry (AAS) using an air-acetylene flame with background correction.
Method of Samnie Preparation and Analysis
All samples were prepared and analyzed In accordance with the HUD "Guidelines for the Evaluation and Control of Lead Based Paint
Hazardous In H.ousing" Appendix 14.2 and the Environmental Protection Agency Method EPA SW846-3050/7420.
Gulam Machhiwala Collected By: Peter Koslowsky
Laboratory Director Analyzed By: Madell Collins
Minimum Dectection Limit = <20 ug/ft2
HUD "Guidelines for the Evaluation and Control of Lead-Based Paint Hazardous In Housing" 06/95; define the clearance standards, based
on wipe sampling are: *40 ug/ft2 for floors; *250 ug/ft2 for Interior window sills; *400 ug/ft2 for window and exterior concrete or other rough
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