NYC-WTC_000209763

NYC 9/11 Public Portal Document 10/04/2001 14:08 FAX 212 353 8306 ATC @003

ATC ASSOCIATES INC. TEM ANALYSIS lAB GRCOP O-' .. 05/B0/01 Lib Sample No. 592^^ Filcar Typ« MC8 25 mm Op»rator Client Spl. No. 04___________ Filta* Area Inotiuraanc I.C. EM lo CRX Grid I.p. Di*x No . Screen Magnifioacion 15.400X (SOI Area 0 01124 m‘2 CoDUftent g_ Xee. Volcage 83 KV No. GO €0 Analysed ( 3 1A7 Stmjqc , COtUPd. to 70 R/fnra*3. J

GO. Structure Typ* Length I.D. of Structure n ory/ fetlS >0.5 um (Nonasb. No. Coord. No. P 9 C M > Sum Chrya.j Amphibole Nonasb. Ambi<./ND Elements) < 5 ura rj I

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UrPhata Ne. (from 1 In « aaLataa- I ______________ Jstare II IdanUIr alt alructuraa lalni IM Chaok dtftraeliao tor aabaataa ail unrapeatad apaetra—' eoetainlK aametoa) (i»t ♦) atrmu ■» » o.Sun a > an itpcci luua <10* parUcalau cavaraea >54% eavaraca N. Net Ouanaa (MU aaeetnuB ar dUtneuan (BUem) at laaat M unfolded er aaartappae (rM aeuaraa Totals. halaa er oeaeue area. F a C M > Sum yi uf'™Mntl^laau"‘ nU.Ms'aawSaS"'^ >Vnuw4 •r tutor Chrysotile Rrttvn «r tutor rar «nifldWMs MSsmi lift* uoa «rpmU tarum ar nuw (tout tot*) M or lam U** -ro^ mtlM m ewSuUaa Amphibole lam feao MToat AoLmc* (OanmK vA Me aaacuem aaafanUne to uaanury Ambiguous Wmueaauan arttoria abaanad. AMPBtBOLBS F. *IM>b ”*•’ (t-3 Intoraaottaaa > 1-1 naan) Atnoaila (a Boadla (>S haan <1 near dtamator laaH) Crocidolite Non—asbestos CB aUBlsr (>9 laUnaBlisaa) SU^lMf iMl**: I_____ ..I ■« HtlHB Anthophyllite moa N. SlnBtwBB lataetad >M •Zc.e. ar to lai 4 C Q, TratnoiiLa ■J Aetiaolile Non-IdcnUfied •Z»Zao

CITY_21MC100_002842191

NYC-WTC_000209763