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NYC-WTC_000234786

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000234786–000234787
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NYC 9/11 Public Portal Document

The samples were collected using Palintest dust wipes and were analyzed by NIOSH Method 7300M. January 4, 2002 wipe samples for polychlorinated biphenyls & polynuclear aromatic hydrocarbons report for P.S. 89M. The samples were collected using sterile gauze pads and hexane as a solvent and were analyzed using EPA Method 8082B. January 10, 2002 wipe samples for dioxins report for P.S. 89M. The samples were collected using gauze pads and hexane as a solvent and were analyzed by modified EPA Method 8290 using combined capillary column gas chromatography/high resolution mass spectrometry.

7. January 7, 2002 particulate monitoring filter comparison report for P.S. 89M. The samples were taken in four classrooms and compared the concentration of particulate matter (PM2.5) with different filters installed on the Uni-vents. January 17, 2002 bulk and scotch magic tape sampling for asbestos report for P.S. 89M. Eleven samples were analyzed utilizing PLM.

8. January 15, 16, 17, 18, 19, 2002 indoor air quality assessment reports for P.S. 89M. The evaluation assessed the basic parameters of temperature, relative humidity, carbon dioxide (CO2) and carbon monoxide (CO). January 12, 17, 18, 19 20, 22, 23, 2002 TEM analysis reports for P.S. 89M

CITY_21MC100_012559408

NYC-WTC_000234787

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NYC-WTC_000234787Source: NYC Law Department, mirrored locally

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