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Document / 18 pages

Water analysis report for Beryllium and Cobalt, Oct 2001

Machine-extracted title · confidence 95%

Laboratory report from the Department of Labs and Research detailing chemical analysis results for a water sample collected on October 12, 2001.

NYC-WTC_000027866–000027883

Folder label: “24980

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NYC 9/11 Public Portal Document

REPORT OF ANALYSIS Westchester County Department of Labs and Research 2 Dana Road Valhalla, New York

Agency: NYCDEP Bureau Water Sample NYC DEP 465 Columbus Ave. 19 WEST LAKE DRIVE Valhalla, NY 10595 VALHALLA, N.Y. Sample DEL18 Attention: Steve Schindler ID of Source: Received FP Collection 10/12/2001 AT 9:00:00 Bottle c257,k8141,8142,8140,p9072,90 Submitted 10/12/2001 AT 1:27:00 Collected By: CURCIO Sample Type: POT_DW Comment: PWS No.: Source Code: 000 Type Descriptor: Sample chilled on arrival? : yes Report

Sample No. AD24981 Method Test Description Results Units MDL Analyzed on Validator Recoveries for 5 of the 18 compounds in the MDL Standard were outside of their acceptance ranges. Recoveries for 3 of the 18 compounds in the LCS Standard were outside of their acceptance ranges. GCMS Scan For Unknowns Other unknown compounds ug/L 11/19/2001 DLV A scan of the extract prepared for the 508 analysis, from 35-550 amu using a mass spectrometer, does not reveal the presence of non-target compounds.

Approved Pam Dilsizian QA Officer Date Approved: 11/28/2001 Environmental Laboratories emailed Original 11/28/2001

NYS ELAP # 10108 Page 6 of 6

NYC-WTC_000027877

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NYC-WTC_000027877Source: NYC Law Department, mirrored locally

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