NYC-WTC_000199527

NYC 9/11 Public Portal Document

- region II ®002 09/14/01 07:16 FAX 718 279 9057

New York Lab 3oy We« 3Bth etreat. Maw York. NY HWia EIVISL Phone; 212.2BO<1051 Fax; 2122S0Q05B Smelt:

Attn; OSHA CuBtomer ID: +03OSHA 42-40 Bell Blvd, . Cuelomer PO: Bayside, NY 11361 y Received: 09/13/01 0:00 PM Fsor. <718)279-9057 Phene: 7iW7B^0B0 . emsl order. 030104211 Project World Trade Center EMSL Project ID;

Analyela Date: 9/14/01

Asbestos Analysis of Air Samples by Transmission Electron Microscopy via NiOSH Method 7402 Non Asbestos 7402Adjusted Robane -Asbatot ACM Aebettor ■Agbesiot Htif ■ (TfAiJ SaHWtt (ZJtm) Fiber* r/« fibers total JVoe Notes

2 160 2 0.023 0 «!0.018 030104211-^3001

16 54 a 0.050 0 <0.060 D3D104211~a002

17 30 3 0.033 0 <0.030 030104211-0003

NIOSH 7402 method only reports fiben: >- 5pm in length and >• 0.25pm In Width. This method requbee 2 field blank analyses par set. Since no blanks were snalyzad, the raaulte ere not blank corracted, Average number of aebsatos ffcers on field btenke: n/a Average numberof non-asbestos fibers on field blanks: n/a

Goorge Wllllem Analyst Laboratory Manager or other approved signatory

Anaint pirfomwd by EM8U Hantntan (MT ELAP (HlSOB)

1

1 NVJ.1WNVW -15W3 eSB0-0&S-2XS Se:S0 TB0S/t’T/60 10 39Vc) 09/14/01 FRI 07:13 [TX/RX NO 8080]

CITY_21MC100_003049743

NYC-WTC_000199527