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NYC-WTC_000195951

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000195951–000195955
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NYC 9/11 Public Portal Document

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ienl Name: Applied Technology Services, Inc. r Phase Contrast Microscopy (PCM) Fiber Results 30 W. Broadway Job No. A96267 Flow Air Fiber Fibers Client Dale Duration Rale Filtereil Fields Fibers Density Cone. ■fWA Sample »/' Location Coilecfeu (min.) (Fibers/cc) (liters/inin.) (liters) (FibersZtnin ) 0 0 0 100 0.5 0.64 * ** AVO10897-61 1/8/97 Field Blank Pootrrrrte.s: /

100 0.5 0.64 **♦ AVO10897-62 1/8/97 0 0 0 Field Blank Fooln oles: I orting Notes: ) Fibers/cc cannot be calcnlaled for X: Analyzed by; Anthony Hinton / ■Samples analyzed by NIOSII 7400(A) ^5/94f PAT Lab #08939; NYSDOll ELAP Lab #11480, This report relates ONLY to the .sample analysis expressed as ribets/s(| iiiiii of filter area; ND = no fibers observed; Walton - iJeckett gradicule field area 0.00785 mm2; Duration in minutes; TWA = 8llr TWA. calculation assumes zero expostrre for remainder of 8 hour period not sampled; Estimated Limit of Detection = 5.5 fibers./100 fields or 7 fibers / mm2; Estimated relative standard deviation: Intralab Sr = 0.27, Inteilab Sr = 0.45

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NYC-WTC_000195955

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NYC-WTC_000195955Source: NYC Law Department, mirrored locally

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