NYC 9/11 Public Portal Document
DEC-13-01 '1'HU 06: b8 PM AM131EN'l' GROUP INC FAX NO, 212 768 1540 P. 10
[ambient labs inc. 159 West 25th
Street New York, NY 10001 ELAP
#10865
TREPORT OF AIR SAMPLE ANALYSIS BY
TRANSMISSION ELECTRON MICROSCOPY
Project ID: 0211338
Client Name ; Cushman & Wakefield, Inc
Project Name: One North End Avenue
Field ID: 6445-3
Sample ID : AEM990 11886
Date Received: 12/9/01
Sample Description : 3,.J Rocr J 56a i `.D
Filter Composition : Porosity: 0.45 micron Filt Lot #:
Filter Diameter: 25 mm Effective Filter Area: 385 mm2 Air Volume: 1733 ltr
Total Filter Area Analyzed: 0.0450 mm2
# Grid Openings: 5 Avg Grid Opening Area :0.0090
mm Grid Lot #; 4083
Analytical Sensitivity : 0.0049 asbestos struct/crn3
Number of Asbestos Number of Structure Types:
Structures:
LENGTH FIBER CLUSTER
Chrysotile : 0 0.5 urn < L < 5 urn MATRIX BUNDLE
Amphibole: 0 L>5urn
A: TOTAL CHRYSOTILE
STRUCTURE CONCENTRATION: LT ANYL SENS structure/crr13
B: TOTAL AMPHIBOLE STUCTURE
CONCENTRATION: LT ANYL SENS structure/crrl~
C: TOTAL ASBESTOS STUCTURE
(A+B) CONCENTRATION. LT ANYL
SENs structure/crrr3
CONCENTRATION: IN AR LT ANYL SENS structure%rrp
Micrograph ID # for Reported Structures:
ON FILTER
I
LT ANYL SENS structure/mm2
Reported for Ambient Labs Inc. by:
Analysis Date: 12/9/01
INNA NURIK
Environmental Analyst
Overloaded, NA -Analyzed
12/13/01 THU 19:00 [T%/R% NO 8798]
NYC-WTC 000097640
OCR can misread numbers and units. Confirm readings against the page image before using them.