Air quality and dust composition lab report, 88 Pine Street,

NYC 9/11 Public Portal Document

09/18/2001 13:59 212-290-0058 EMSL MA1HATTA1 PAGE 01

New York Lab 307 Went 18th 3trvct, New York, Ny Ionia

Phone: 2r2-290-0081 Fax: 2122900059 £mall;

Attn: Frink Azizav CTSI-COnsulting & Testing Services. Inc. Customer ID; cTSI50 822 Georges Rd Customer PO North Brunswick, NJ 08902 Ra ved 09118/01 1:00 PM Fax: (732) 729'803 Phone: 732-729-1800 Project' 88 Ping Street / All the Floors Change Floors EMSL Order EMSL Project 1R. Analysis Date; 9/18/01

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94

SaGrp LOA Fibers' fYberr/ Locvtlon Sarrtptepare t'olu?ne Fe's Folds (fib/cc) cc ,Note mm' 01 20th Fl Lobby 9/17/01 1880.00 14.9 100 0002 18.47 0.004 030104436.0001

02 24th FI Passenger 9117/01 1680.00 11.0 100 0.002 14.01 0.003 QJ010443C 4002 Elevators

03 10th F1 Stairway A 9/17101 172400 12,0 t00 0,002 15.29 0.003 0901444se-0003

04 12th FI B 5117/01 1724.00 5.5 Stefrway

100 3.002 7 01 <0.002 930104436-0004

05 8th F1 Passenger 9117/01 1748.00 <5.5 100 0.002 e7.0 <0.002 030104436.0005 l=levator

0& 20th F1 Ste'nvyy A 9/1'/01 1400,00 &0 1QQ 0.002 10.19 0.003 030104436.0006

07 24th FI Stairway B 9/17101 1400.00 - 7,5 100 0.002 9.55 0.003 0.10104429.0007

O8 10th Fi Lobby 9117101 1400AO <5.5 700 O.OQ2 <7.0 40.002 030104436•ooQe 04 12th FI Lobby 9!17101 1360.00 14 5 100 0.002 16.47 0,005 633704434,0009

10 6th FL Ststrway A 9117101 1400,00 <5.5 100 0.002 <7,0 <0.002 030104436-0010

11 81enk 9,17101 0.00 <5.5 100 <7.0 Field Bt4rrz 030104439-0011 12 Blank 9117/01 0.00 <5.5 100 <7.0 Fie,d abrw 030104435-0012 4 n Rem Yallabarc1 Analyst Laboratory Manager or other approved signatory wrsmtm• r istlorstory for raporEed it 04etaF: h;ch fa .r city to Te ssn s ropoftga *love. TMS r,pA msy , ne

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