Invoice for hardware and cleanup, 29 Park Row, Feb 2002

NYC 9/11 Public Portal Document F EE: —.-•5:-2002 01 : v_t9 i- 1 EFIV i P',SPEC:T 1 3rsrs =8 1 F. .

November 5, 2001

Mr. Jeffrey Hymowitz Weinstein and Holtzman 29 Park Row New York, NY 10038-2302 Dear Jeff, taken you will find copies of the analysis on the samples Enclosed analys s es~ lel and October throughout your building on October 22 of 3 PCM eamplea ~Thel PCM ('wh ch There within safe limits with the exception entimeter. of fibers in the air) standard 's 1 fibers per cubic amount rnit~One sample taken Gn the front nd of the were three areas that exceeded tht li s at .017 F/CC the store was at .014 F/CC, one taken o rT' tF~C an mind am was at .02 Please bear final taken in the residential living asbestos as se of discovering all fibers; that this is a screening test for thp~f~°ve testing (TEM) done with an electron well as non-asbestos containing. esent in any of the microscope revealed no asbestosfib rs sad content and particulateocon'ant. for The additional tests completed per billion airborne. In all cases, Lead standards allow levels of up to 35part less than 1 partsper billion which are essentially non lead levels were reported as particulate allowable levels of up to 15 parts per detect levels. The final test, airs would actually be visible to the naked million. At this level the particulate thethe reportable levels were less than .85 location, eye. In all tests done at your per million, which again are essentially non parts per million or less than 4 parts detectable levels. you and your employees to feel Hopefully this testing information will allow any contact me at 631 366-5294 with safer working in that region. Please comments or questions. Thank you.

Sincerely yours, ENVIROapect

Larry A. Vetter

02%27:02 WED 12:5! (TX`Rl NO (3 877] f 0'20

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