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
N ork City D.E.P. ELAP Lab Code: 11029 Analyte: LEAD! WIPE
action Blvd. NIOSH and AIHA Lab Code: 100273 Date Collected 3/5/2003
Fius ing, NY 11373 NVLAP Lab Code: 101953 Date Received: 3/6/2003
Date Analyzed: 3!6/2003
Batch #: 0303L322
Site: 114 Liberty Street, 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)
1 9th Floor/ Lead Dust/ Floor/ Hallway 12x12 26.5
2571
01
2 9th Floor/ Lead Dust! Wall! Bathroom/ Lower Left 12x12 <9
2572
02
3 9th Floor/ Lead Dust/ Counter Top/ Kitchen 12x12 60.5
• 2573
03
Sample Analysts Bv:
Atomic Absorption Spectrometry (AAS) using an air-acetylene flame with background correction.
Method of Samole Preparation and Analysis
All samples were prepared and analyzed In accordance with the HUD "Guidelines for the Evaluation and Control of Lead Based Paint
Haza u in uslnng" Appendix 14.2 and the Environmental Protection Agency Method EPA SW846-305017420.
Gulam Machhiwala Collected By: Shawn Rajkumar
Laboratory Director Analyzed By: Madell Collins
Minimum Dectection Limit = c20 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 ugfft2 for window and exterior concrete or other rough
0
Page 1 of 1
NYC-WTC 000132111
OCR can misread numbers and units. Confirm readings against the page image before using them.