80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

NYC 9/11 Public Portal Document

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JLC ENVIRONMENTAL CONSULTANTS, INC. New York 10003 York, 200 Park Avenue South, Suite 1001, New Phone: (212) 420-8119 Fax: (212) 420-6092 Project No. 01-2240 WSA Management Analyte: Anal LEAD ELAP Lab Code: 11029 Ring Road West NIOSH and AIHA Lab Code: 100273 Date Collected: 12/13/01 Garden City, NY 11530 NVLAP Lab Code: 101953 Date Received: 1/13/01 Date Analyzed: 12/14)01 Lab Batch #: 0112L2304 Site: 80 John Street, New York, NY

SUMMARY OF ANALYTICAL RESULTS - AIR

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

240 <16.6 6 Ambient/ 6th Floor/ Corridor/ North Side on 19777 North Wall 06 240 <16.6 7 Ambient/ 12th Floor/ Apatyment[ PII 19778 Living/ Kitchen Counter on South _ 07 240 <16.6 8 Ambient/ 12th Floor/ Apartment; pi ;North 19779 East Room/ South Wall NearOoor 08 <4/ Filter 9 FIELD BLANK 19780 09 <4/ Filter 10 FIELD BLANK 19781 10

Sample Analysis by: -acetylene burner Atomis Absorption Spectrometry (AAS) with an air and background correction (AAS-Flame). head (Flame) Collected By: Mohammad Khan Method of Sample Preparation and AnaiysI .s 7082, analyzed in accordance with NIOSH Method Analyzed By: Tamara Metelkina All Samples were prepared and February 15, 1984.

Gulam Machhiwala Laboratory Director

Minimum Dectection Limit = <4.0 ug/m3 General Industry is 50 ug/m3. OSHA Permissible Exposure Limit (P EL) for thus accepts no liability with regard to their collecti did not collect the analyzed samples and DISCLAIMER: JLC Environmental Consultants, Inc. prior to delivery at JLC. for all sample information and/or maintenance. JLC relies on the client

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