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Air monitoring report header for Phase Contrast Microscopy analysis, undated

Machine-extracted title · confidence 90%

Document header identifying the project and laboratory performing phase contrast microscopy analysis of air filters for DCAS.

NYC-WTC_000178222–000178226
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Scanned page image, NYC-WTC_000178224
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Z KAM CONSULTANTS Z

o 35-40 36th Street o g Long Island City REPORT OF AIR MONITORING co

o NewYork, 11106 I (PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) “0 O O Tel: (718)729-1997 c CT O Fax: (718)7/1-1876 CLIENT: DCAS DATE: 10/01/01 o' PROJECT: ADDRESS: 137 Centre Street, Manhattan "0 00 o hj 9th, 16th, Sth, 4th, & Main Lobbies hj CD 4^ R W CLIENT FLOW FLOW SAMPLE FIBERS FIBERS E O TIME TIME 0 SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# o S R IN OUT o ID# (Ipm) (Ipm) (liters) FIELD CC c P K 3 24 Main Lobbies - Hallway to Basement 2:33 4:33 10 10 1200 <0.055 < 0.01 Air Quality (Immed. TAT) A011001W1-24 o 3 25 Fieif; Blank <0.055 A011001W1-25 26 Field Blank <0.055 A011001W1-26 27 Field Blank <0.055 A011001W1-27

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. Tchalchueng DATE RECEIVED: 10/01/01 K ROTAMETER: KAM- 04 DATE OF ANALYSIS: 10/01/01 I DATE OF REPORT: 10/02/01 Analyst: Lab Mana* I David Chen ’ Deepak Bajracharya o The samples listed : b jve 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 I KAM CONSULTAt; /3 shall not be liable foi 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. co The report must not be used by the client to claim endorsement by NVLAP or any agency of the U.S. Government. co NYS-POIl ELAP it 1127.3 AIHA if 100269 cn 2

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NYC-WTC_000178224Source: NYC Law Department, mirrored locally

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