NYC 9/11 Public Portal Document
ATC ASSOCIATES, INC
104 E 25th Street, 10th Floor
New York, NY 10010
Tel. 212-353-8280
Fax 212-353-8306
12 9948 Classrom 325 Window Sill <4.0 4.0
M893
13 9948 Classroom 443 Floor <9.0 9.0
14 9948 Classroom 429 Window Sill <4.0 4.0
15 9948 4th Floor Hallway Floor <9.0 9.0
16 9948 Blank <9.0 ng 9.0 ng
17 9948 Blank <9.0 ng 9.0 ng
NOTE I
THE REPORTING LIMIT (RL) IS 18.0 ng
NOTE 2.
HUD Guidelines for final clearance dust wipe samples' Floor 40 pg/ft^ Window sills 250 pg/fF,
Window wells 400 pg/ftS Exterior surfaces 800 pg/ft'.
NOTE 3
Blank units are in pg
CERTIFICATION AND SIGNATURES
ANALYSIS PERFORMED BY: /A Cv
REPORT PREPARED BY:
ATC certifies that this report is an accurate and authentic report of results obtained from the laboratory analysis
QUALITY ASSURANCE COORDINATOR:
LABORATORY DIRECTOR:
ATC is accredited by the New York State Department of Health Environmental Laboratory Approval Program (ELAP) and by the American Industrial
Hygiene Association (AIHA) to perform analysis of lead in paint, dust wipes, air and soil samples. (ELAP #10879), (AIHA #100229)
CITY_21MC100_003042550
NYC-WTC_000196729
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