Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

Attn: Fred Burkhardt Received: 9/16102 4:30:00 PM A 1-C .kssociiates Inc. XTC Group #: 8844

104 Fast 25th Street analysis Date: 9,18/02

S Ncv. York

Fax: t212)353-3599 NY

Phone: 10010

(212) 353-8280

22906-0002 Project: DEP Cleaan-up Project =: NY 125 Cedar Street, New York.

Microscopy (TEM) Performed Asbestos Fiber Analysis by Transmission Electron by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos # Structures Sensitivity concentration Area Non Asbestos (S/mm') (S/cc) Notes Sample I ulume Analy:ed Asb Types) 0.5p-5 Sp (S/cc)

0 0.0036 <22.24 <0.0036 II 2400.00 0.0450 0 None Detected 0 S844 -3

0 0.0036 <22.24 <0.0036 12 24Q0.00 0.0450 0 NoneDetected 0 ,5544 .9

0 0 0.0036 <22.24 <t).0036 13 2401).01) 0.0450 0 None Detected S,C44 - l0

I 0.0037 44.45 0.0074 I1 2300.00 0.1)450 V CHRYSOTILE I ,1,r44 -/l

0 0.0036 <22.24 <0.0036 • 0.0450 0 None Detected 0 15 2400.00 3844 -/2

0 0.0036 <22.24 <0.0036 0.0450 0 None Detected 0 16 2390.00 8,144 -13

0 0.0036 <22.24 <0.0036 17 1-390.00 0.0450 0 None Detected 0 5'S44 -'4

0 0.0036 <22.24 <0.0036 is 0.0450 0 None Detected 0 2380.00 .5844 -15

0 0.0036 <22.24 <0.0036 1V 0.0450 0 None Detected 0 -17000 2

£I44 -lh

MICHAEL A. GORYCKI, Ph.D. MARK PEYSAKHOV PProved by: Analyzed by:

ersonnel his ab is only ns lected by noratoryr Thissible for data reported in structures/cc. which is dependent On Inc. report Thisp may T not be used to claim idatar: The approvalbyyIATCC Associates report may not be eproduced, except in full, without written Quality control data (including 95% si

mme

• for data reported in ntrby e of the U.S. Government. This reports relates only to the samples reported above. or any other agency product endorsement by NVLAP accuracy and precision) is available upon request confidence limits and laboratory and analysis' NY State ELAP x10879 Accredited for NVLAP PLMITEM 6101187.0.

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