NYC-WTC_000231034

NYC 9/11 Public Portal Document

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ATC ASSOCIATES, INC j..,. 104 E 25th Street, 10th Floor New York, NY 10010 , ... .......... Tel. ZlZ-353-8280 Fax 212-353-8306

I REPORT DA TE: 08-05-02 L. CLlENT: Taylor Envi:onmcntcl Group, !nc. ,..... I PROJECT NAl't1E: SCA!Stuyv«ant HS L 34.S Ch:amlx= Street, NY

[ PRO.JECT NU1\.'.CBER: M477-152l 7r29&8 1

SA_'\1.l'LEDBY: Client

SA..\lPLE DATE: 08-03-02 DATE RECEIVED: 0&-03-02 DATE ANALYZI::O: 08-03-02

SAMPLE: ME.DIA: Dust Wipe Sample ANALYSIS REQUlRE:O: Method EPA 30S0/7420

~YSIS RESULTS

SAJ..JPLE BATCH SAMPLE DESCUPTION LEAD DITECTION lO NO. CONCP.-ITR.,\ TION LrMJT (µ~1ft'; (µgift')

DW-01 20893 Rm 450 c,,.;Jing Uniivent Air Damper <9.0 9.0 I 9.0 I DW-02 2{)893 Rm 450 Wall Unitvent Bad: Wall <9.0

DW-03 20893 Rm 402 Cding Llnil'\lcnt Air Damper <9.0 9.0

DW-04 20893 Field Blank <9.0 µg 9.0 µg

DW-05 20893 Fi<ld Bla."1< <9.0 llS 9.0 µg

NOTE !: THF: REPORTING LIMIT (RL) IS 1!1.0 ~e NOTE2: HL'D Guidelines for final. ~11!:::.racct du.st ~ip.i; !.:!.."'Ttpier:~ Flo.or 40 µvn~, Wi.ndov.• ~ll-s :!SQ µsift~. r" I . Winci<>wwcll$ 400 µi;fnJ. E:<t:riar suif3'~ ~00 µgift'. NOTE3 : Bl:uil:umls>ro in ilS : ! CERTTFT CA TI.ON AND SJGN ATUR.f:S

ANALYSIS PERFORMED BY:

REPORT PREPARED BY:

ATC ttrtili-s <hst this reporr is an ~c=t and >utl:otic n:portof !e1ui:. ~cd frum ~~e kbor:Hory analysi•. i L QUAUTY ASSURANCE COORDIN.4.TOR: /l.v_,j ·. LABORATORY DIRECTOR: L. AiC is..acl.!rediled by the Ni:u.· York $•..'ltc Dcp:uuncn~or:-iellcb En ....trc.ir.menu.I LaOo:'!.tory A7Prov~J Pmgrarn (EL;i.P) mG by tb~ .Arne:n.c::ic lnduwi.1 Hygione A=ci1tion (AIH.~) 10 pcrlomt llJl :il l"~' o{ kod in iu-?m, du<twipos. lu and .<Oil :;..,n:pi..:. (lilAl' itl00.9). (.<\.IHA ~IOOZl,~

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CI TY_21MC10 0 0088 786 25

NYC-WTC_000231375