NYC-WTC_000220262

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 P. T. & L. Environmental Services Project No.; 01-2063010 tf^ette Drive ELAP Lab Code: 11029 Analyte; LEAD NIOSH and AIHA Lab Code; 100273 Date Collected; 9/2S01 S^us, NJ 07652 NVLAP Lab Code: 101953 Date Received: 9r2Sfl31 Date Analyzed: 307/01 Site; WTC #5. 6 & 7 - Greenwich Lab Batch#; 0109L2001

SUMMARY OF ANALYTICAL RESULTS - AIR

Sample # Lab# Description/ Location Volume (liter) Results (ug/m3) Client's Sample #

1 Inside the Trailer 960 9.7 17124 56504

2 Sign-in/ out/Trailer 780 21.0 17125 56505

3 Comer of Murray & Greenwich 780 13.8 17126 56507 ^127 FIELD BLANK <4/ Filter

105

5 FIELD BLANK <4/ Filter 17128 106

Sample Analysis bv: Alomi* Absorption SpecUometry (AAS) with an air-acelyiene burner head (Flams) and background correction (AAS.Flame). Method of Sample Preparation and Analysis Collected By Charles Colbert All Samples were prepared and analyzed in accordance with NIOSH Method 7082, February 15,1984. Analyzed By Tamara Metelkina

Gulam Machhiwaia Laboratory Director

‘^1^^ Dectection Limit - <4.0 ug/m3 OSHA Permissible Exposure Limit (PEL) for General Industry is 50 ug/m3.

DISCLAIMER; JLC Environmental Consultants, Inc. did not collect the analyzed samples and thus accepts no liability with regard to their collection and/or maintenance. JLC relies on the client for all sample Information prior to delivery at JLC. Page 1 of 1

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