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Air monitoring report using phase contrast microscopy, October 2001

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Report of air monitoring results for a Manhattan building location using phase contrast microscopy analysis.

NYC-WTC_000182326
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NYC 9/11 Public Portal Document

KAMCONSDLWS < 35-40 35th Street I Long Island City REPORT OF AIR MONITORING New York. 11106 (PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) Tel: (718)729-1997 J Fax:(718)729-1876 CLIENT: DCAS DATE: 10/05/01 PROJECT: ADDRESS: 111 Centre Street, Manhattan, NY

R W CLIENT FLOW FLOW SAMPLE FIBERS FIBERS E 0 TIME TIME SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# S R IN OUT ID# P K (Ipm) (Ipm) (liters) FIELD CO 01 Room 118 Public Area 12:25 14:35 10 10 1300 <0.055 <0.01 Air Quality A011005U-01 02 Room 1167 Court Reporters_______ 12:33 14:40 10 10 1270 0.070 <0.01 Air Quality A011005U-02 03 Room 927 Asst. Chief Clerk 2:36 14:45 10 10 1290 0.065 <0.01 Air Quality A011005U-03 04 Room 837 Computers____________ 12:42 14:50 10 10 1280 <0.055 <0.01 Air Quality A011005U-O4 05 7th Floor NorthAA/est Public Hallway 12:50 14:55 10 10 1250 0.070 <0.01 Air Quality AQ1-10O5U-05 06 Room 659 Judge________________ 12:55 15:02 10 10 1270 0.060 <0.01 Air Quality A011005U-06 07 Room 488 13:04 15:05 10 10 1210 <0.055 <0.01 Air Quality A011005U-07 08 Room 345 13:09 15:10 10 10 1210 <0.055 < 0.01 Air Quality A011005U-08 09 Room 322 Swan Claims 13:14 15:12 10 10 ’l180 0.070 < 0.01 Air Quality A011005U-09 10 Room 225 13:20 15:14 10 10 1140 0.060 < 0.01 Air Quality AO110O5U-1O 11 Field Blank <0.055 A011005U-11 12 Field Blank <0.055 A011005U-12

TYPE OF RESPIRATORS: 1 = HALF FACE, 2 = PAPR, 3 = TYPE C. 4 = OTHER (SPECIFY): TYPE OF WORK: 1= BLDG DECON, 2 = PLASTICIZING, 3 = GROSS REMOVAL, 4 = GLOVEBAG, 5 = CLEANING, 6 = ENCAPSULATION, 7 = BAGOUT, 8 = OTHER (SPECIFY):

o SAMPLING TECHNICIAN: Z.B Nowak / M. Tchatchueng DATE RECEIVED: 10/05/01 ROTAMETER; KAM- 04 DATE OF ANALYSIS: 10/06/01 DATE OF REPORT: 10/08/01 I Analyst: Alex Barengolts Lab Man; ier:_i =^=JLa, David Chen s o The samples listed above are analyzed by Phase Contrast Microscopy (PCM) as per NIOSH 7400 Method -Issue 3. The detection limit of this method is 7 fibers per square mm per filter area. O KAM CONSULTANTS shall not be liable for information arising from samples that are not in its QA and QC program. o The results relate only to the items calibrated or tested. The certificate of report shall not be reproduced without approval of the laboratory. I o The report must not be used by the client to claim endorsement by NVLAP or any agency of the U.S. Government. o cn NYS-DOH ELAP # 11273 ALHA U 100269 cn 1 OJ

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NYC-WTC_000182326

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NYC-WTC_000182326Source: NYC Law Department, mirrored locally

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