NYC-WTC_000207621

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 6/23/02 2:00:00 PM N .Y.C. Board of Education ATC'Group#: 8240 28-11 Queens Plaza North Analysis Date: 6/23/02 Long Island City, NY 11101 Fax:' (212) 475-4-122,"■ Phone: (212)477-8941 Project: New Stuyvesant H. S. , 345 Chambers St., NY, NY‘.

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFRPart 763 Final Rule (AHERA) ,' \ Analytical Asbestos Area jyidn Asbestos ^Structures Sensitivity Concentration Sample , k'oltime Analyzed Asb ' Type(s) O.Sp-S Sp (S/cc) (S/mmf (S/cc) Notes . •

I7 1920.00 0.0450 0 ■ NoneDetected .0 0 0.0045 <22.24 <0.0045- 8240-17

>« , •. 1928.00 0.0450 . 0 NoneDetected '‘O. ' 0 0.0044 <22.24 <0.0044 8240 -IS

19 / 1920.00 0.0450 ' 0 NoneDetected. Q 0'' 0.0045 <22.24 < 0:0045 8240 -19 ■

.20- : ' 1.920.00 0.0450 0 NoneDetected' 0 0 0.0045 <22.24 <0.0045' 8240 -20

;• 21 : ■ . ,1920.00 0.0450 0 NoneDetected < 0 0 0.0045 <22.24 <0.0045 . 8240 -21

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D..

Analyzed by: Approved by:

Disclaimer: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume colldEted by non-laboratory personnel. ThisWis only responsible for data reported in structures/mm'. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysis'accuracy and precision) is available upon request

'■ ■ Accredited lor NVLAP PLmEM'#1011874), NY State ELAP #10879

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