Air monitoring report using phase contrast microscopy, September 2001

NYC 9/11 Public Portal Document

KAM CONSULTANTS 35-40 36th Street < Long Island City REPORT OF AIR MONITORING New York, 11106 (PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) Tel: 718)729-1997 Fax: 718)729-1876 CLIENT: DCAS DATE: 09/27/01 PROJECT: ADDRESS; 1 Centre Street, Manhattan 19th Floor R W CLIENT FLOW FLOW SAMPLE FIBERS FIBERS E O TIME TIME SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# S R IN OUT ID# tipm) (Ipm) (liters) FIELD CC P K 01 Manhattan Borough President Office 1 14:00 16:00 10 10 1200 <0.055 0.0002 Air Quality (Immed. TAT) A010928G-01 02 Borough President Reception Area 1 14:05 16:05 10 10 1200 <0.055 0.0022 Air Quality (Immed. TAT) A010928G-02 03 Field Blank <0.055 A010928G-03 04 Field Blank <0.055 A010928G-04

■

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: M. Golembo DATE RECEIVED: 09/28/01

1 A ROTAMETER: KAM- 04 DATE OF ANALYSIS: 09/28/01 I DATE OF REPORT: 09/28/01 ro Analyst: Lab Manager: Deepak Bajracharya David Chen 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 I The results relate only to the items calibrated or tested. The certificate of report shall not be reproduced without approval of the laboratory. o o The report must not be used by the client to claim endorsement by NVLAP or any agency of the U.S. Government. CD NYS DOH EL,4P if !!273 Alh’A » 100269 CT) 1 LO 4^ CD

NYC-WTC_000182324