NYC-WTC_000207888

NYC 9/11 Public Portal Document 1 of_^ Page AIR MONITORING DATA TURNAROUND TIME AND □ 2 hrs □ 6 hrs □ 48 hrs □ Standard / ASSOCIATES INC CHAIN OF CUSTODY FORM PROJECT INFORMATION 1 Client ^730 2 ProjectName^g 5 4 Project Monitor □ 4 hrs □ 24 hrs □ 72 hrs ^Other

4c Rotameter Number 2a Project Address ^(3 3a Task # 4a Air Sampler ,/ / Jy V/ z<Zz7'/o/»y«-/i 5 Date Statement Location 7 Q PCM (0 8 micron MCE) 8 ■^TEM (0 45 mlcran MCE) 9 Type c □'Abatement f □ Environmental <3 Cassette/Rlter Manufacture__________________ Cassette/niter Ma utacture a □ Background d □ Post Abate gj;^Ambient Lot# Lol# g>3- /fp A- b □ Pre Abate e □ OSHA h □ Other DAILY AIR SAMPLE RECOR^b 10 11 12 Sample Location 13 Time (24 hrs clock) 14 Flow Rate (L/min) 15 16 17 Sample 10 Pump 12a 12b 12c Sample Coordinates 13a Start 13b End 13c Total 14a Start 14b End 14b Total Air Vol # Fibers/Fields Fiber Cone F/CC Number Number IWA OWA Avg (liters) Minus Blank

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o CHAIN OF CUSTODY LAB INFORMATION (ATC ELAP # 10879 ATC NVLAP #1187) H 22 Lab Name //Yl: ~ 7-^ 25 Microscope Make/Senal # K 18 Relinquished By 19 ReceiveoBy 20 Date 21 Time 23 Date 24 Time I n Nikon Labophot238913 to a Analyzed By /J s II O skiloL f7^ b QCBy a □ Nikon Labophot238917 o o m c Lab Batch# □ Nikon Labophot 239079 I Analysis Methodology o 26 ATC Project Manager 28 Comments o co 27 Result To PCM NIOSH 7400A o Beeper/Phone # s TEM AHERA

co WHITE File YELLOW Client/Report PINK Lab GOLDENROD Field NY 1 (1/01) co

NYC-WTC_000207890