12 shared non-person entities · 1 shared topics · similarity 0.989
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NYC-WTC_000234777
Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000234777–000234785Page image
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OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
WTC Indoor Air Monitoring - Sampling and Analytical Procedures
Points Analytical Sampling Method Sampling Vulnerability/Practicality Analytical Parameters Proposed fabric Asbestos ASTM D 5755-95 This is a micro vacuuming method. Three ASTI drapery collocated samples will be collected from each activity roms, Lead ASTM E 1973-99 This is a micro vacuuming method. Three SW rnllocntprl Qnmnlps; will be mllected from each )oms) surfaces Asbestos ASTM D 6480-99 Wipe Samples ASTME ;s or nd bare mgs and Lead ASTM E 1728 Wipe Samples SW reas of Dioxins ASTM D 6661-01 Wipe Samples ASTM 666 living amily PAHs ASTM D 6661-01 Wipe Samples ASTM 6661 ts) Silica ASTM E 1728** Wipe Samples NIOSI MMVF ASTM D 6480-99 Samples will be combined with the asbestos EMS
mown Asbestos NIOSH 7400 Air pump operated at lOL/min for 8 hours to PCM NIOS] 'T'r?A /r A living amily Lead NIOSH 7300 Air pump operated at lOL/min for 8 hours to SW ts) PAHs TBD Pending sample Pilot clean-up study only S3\ volume requirements and Dioxins TBD Pending sample Pilot clean-up study only. Availability of sample S3\ volume requirements and cassettes for dioxins analysis is questionable. Silica NIOSH 7500 Air pump operated at 2.5L/min for 8 hours to NIOSI MMVF NIOSH 7400 Assumed that it behaves the same as asbestos, EMS
cassettes and wipes) will be preweighed by the laboratory or supplier prior to sample collection. After sample collection
;cted as a dust samples as is Lead. This was decided since pulverized silica would be particulate like and not fiber like a
CITY_21MC100_008756024
NYC-WTC_000234785
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NYC-WTC_000234785Source: NYC Law Department, mirrored locally
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