NYC-WTC_000210417

NYC 9/11 Public Portal Document

208 Sion ehinge Lane EMSL Analytical^ Inc. Carle Place, NY 11514 P/tnne: (SI6) 997-72SI Fax: (SJ6) 997-7S2S EIVISL Attn.: STEVE POWELL Environmental Monitoring & Consulting Assoc. Monday, October 15, 2001 (EM & CA) P.O. Box 872 Ref Number; L10115738 Somerville, NJ 08876

POLARIZED LIGHT MICROSCOPY (PLM) - POINT COUNT Performed by EPA 600/R-93/116 Method*

Project: 110 CHURCH ST NY. NY

Sample ASBESTOS NON-ASBESTOS Sample Location Appearance Treatment % Type % Fibrous % Non-Fibrous 50-03-001 3RD FLR / N SIDE Grey Teased/Crushad None Detected 20.% Cellulose 75.% Other ] Fibrous 5.% Fiber Glass I Helertogeneous

50-03-002 3RD FLR / N Grey Teased < 1% Chrysotile 10.% Cellulose 50.% Other CENTER SIDE 40.% Fiber Glass Fibrous Heterogeneous

110-03-003 3RD FLR/SW Grey Teased/Crushed 2.1% Chrysotile 3.2% Cellulose S4.% Other CORNER Fibrous 40.7% Fiber Glass Heterogeneous

ItTO-02-CX31 2ND FLR/E SIDE Grey Teased/Cnjshed 1.1% Chrysotile 7.3% Cellulose 50.% other Fibrous 41.6% Min. Wool Heterogeneous

5Q-02-W2 2ND FLR/E SIDE Grey Crushed/Teassd None Detected 50 % Fiber Glass 40.% Other Fibrous 10.% Cellulose Heterogeneous

50-02-003 2ND FLR/N Grey Teased/Crushed None Detected 50.% Fiber Glass 40.% Other CENTER SIDE 10.% Cellulose Fibrous Heterogeneous

Comments: For all obviously heterogeneous samples easily separated into Subsamples, and for layered samples, each component is analyzed separately. Also 'll of Layers" refers to number of separable subsamples. " NT samples analyzed by GLaP 196.1 Method.

Note: ’Two semples were submitted with IO50-2S-0O2. both results given.

Miron Apfeldorfer Approved Analyst Signatory Disclaifnors; PLM has b<mn known to ruts* ascwalok in a nna» parcanioga ol samptes wmcti unlain asbasios. Thus nsgativa PLM raaulls cannot bo guarantaed. KMSL tuggesls that aamplaj raportod as % of none dataelad ha tested with aimer SEM or TEM. The above last report retalBB only Io Iha items lasted. Thia report may not be reproduced, exoept in fun. wiUioul wrHlon approval by EMSL Tha above lest must nol ba used by Iha clloni Io 5 claim produa andoreamenl by NVLAP nor any agency 01 Ine United Stelee GovemmanL Leborolory II not relponaible (or Iha occurocy o( raiutti Whan roquoaied Io poyaicapy soporaio and analyze layered sempiea. rb> porfanaad Oy EMSL Long Island (MVLAP Air and Sulk P101IM8-1O, NT ElAP 11489, CA ELAP Z338, CT PH-0249)

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C ITY_D E P_W0 RB Y_C AN N ATA_SU B P_000021184

NYC-WTC_000210421