NYC-WTC_000208733

NYC 9/11 Public Portal Document

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OCT-23-01-'TUEyOj,: 33 PM - h PHIL I P / ANAL Y71 CAL

Analytical Results ' for ATC associates WorkOrder: R01100213 Client Reference: Metals in Air

Analyte Concenlratloii Limit of -! • 'Test Date Analyzed ' Detection "-yMethod/y^Y /Analyst ■ (u g)i ■: ■ ■" (pp m) ■ (ns) . . ■’ iiMi ■11/ ; .

Client ID: aTC-IOIS-KTUO I Lab lD: -OlA Date Sampled: 10/15/01 Matrix; Filter Air Vol.(L): 927

Cadmium-- <00? .i 0.631 0.000681 . ~ 0.2 - NIOSH 7300, - 10/18/2001 -AJS : Chromium q. 2.57 0.00277 - 0.2 ■ NIOSH 7300 2-9 .10/18/2001 AJB • Copper-. .,-- 0,19-,-- ' 35.8 0.0386 ~ 0.2 NIOSH 7300 10/18/2001 AJB ■ Iron ' 'S'. 3020 - 2 NIOSH 7300 10/18/2001 AJB, ' - 7 0.3 y y: NIOSH 73oo\y:|146/i^^iY 66'9 Nickel I 1 / - 4.55 '- 'oowai' -- 0.2 NIOSH 7300 10/18/2001 AJQ Zinc"1^9— 9- - ’ ■ 42.5 '0.0458 ■ -9'----' >y'9'9'0.5;7'"' NIOSH 7300 10/18/2001 AJB

lient ID: ATC-1015-kTU02 Lab ID: -02A Date Sampled: 10/15/01 1 Matrix: Filter Air Vol.(L): )0!/4. Cadmium .,cio'y~~‘ <0.2 -<0.000183 0.2 - NlOSHf730(!L.----A'^ AJb" Chromium O. f ?--4.55_,;____Q^42 0.2 / ^7300 iijkjKlj 10/18/2001 AJB Copper Cf.l 8.64 y'WTW- NIOSH 7300 10/18/2001 AJB Iron--' .-S ' '---7 NIOSH 7300 10/18/2001 AJB Lead --ritrr'Ty^osza A 0,3 " '<4aiQSH7300 10/18/2001 AJB * ?Ni^yyyYyy<X- 2,03 0.00185. 0.2 /niosh; fi»2doi,;sAJ8t/ 713 0.0110 0.5'V NIOSH7300 10/18/:

Client ID: ATC-IC D-FRT-C3 Lab lD: -03A Date Sampled; 10/15/01 Matrix: Filter - Air Val.(L): 1104. <0.2 <0.000181 : , 0.2 ' NIOSH 7300 10/18/2001__ AJB—- Chfomium iJ. $ 1.24 0.00112 Copper t?-1 0.0122 02.^ "nMioSH 7300 10/18/2001 AJQ Iron 285 ^'''o?SS3----- - NIOSH 7300 10/10/2001 AJS Lead '3,76. NIOSH 7300 10/18/2001 AJS Nickel 3.07 0.00332 •/ ' 0.2''::' ■"TmeSHjgOO^ 10/18/2001 AJB Zino 113 0.103 -0.5 NIOSH 7300 -Wlg{2001 /LIB

Client ID LablD: -04A DateSampled: 10/15/01 Matrix:Filter AirVol.(L1: NA . Cadmium y <0.2 0.2 NIOSH 7300 10/18/2001 AJB Chromium 0.5" 0,2 NIOSH 7300 16/16/2001 AJB Copper 0 -' •:-o.2-'- NIOSH 7300 10/18/2001 AJB ' Iron 5 NIOSH 7300 10/18/2001 AJB. Lead O-o; <0.3 '* ■ NIOSH 7300 V ' 10/18«001 AJB Nickel / , -Y <0.2 NIOSH 7300 10/18/2001 AJB ■'a.5 ■ Zinc:/ fA ,' ' <0,5 NIOSH 7300 ' 10/18/2001 AJB ClicaHD:<^k^ . LablD: -05A Date Sampled: 10/15/01 Matrix: Filler Air Vol.(L); NA Cadmium 0.2 NIOSH 7300 , 10/18/2001 AJb' 'Chromium . - NIOSH 7300 10/18/2001 AJB Copper 7 0.2 NIOSH 7300 10/18/2001 AJB •ran - NIOSH 7300 10/18/2001 AJS 7 Lead L4 ■ <0.3 0.3 NIOSH 7300 10/18/2001 AJB yM^;yAy:y7Yy.y,:9y. <0.2 NIOSH 7300 10/18/2001 AJB. ,7Zinc--y — - <0.5 0.5 NIOSH 7300 10/18/2001 AJS .

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CITY_21MC100_009249502

NYC-WTC_000208733