Air sample record and chain of custody form, P.T.&L. Environmental

NYC 9/11 Public Portal Document

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P.T.&L. Environmental Services .Air Sample Record & Chain of Custody 411 Sette Drive, Paramus, New Jersey 07652-2912 • 201-262-414 i For NIOSH Methodologies

Line Lab. No. Worker Name Monitored Pump Initial Flow Mean Time On Total Total Sample No. Sample No. Social Security No. Activity No. Final Flosv Flow Time Off Time Volume Results (L/Min.) (L/Mtn.) (24-I,r) (Mln) (i-) (iiS‘'nts3)

77 7743<C773$ 7. 7 7-4'3' Z-3 7a.-7£7- 77.3 7. 7 7^77e/'' / 7 77 77 4'3" /■ 7 7t<!2>'7s/~ ZJ" 77 4'3" 77 733" 77. 43"

I 1 NIOSH Method Name: Silica, Cryst., by XRD Total No. of Samples: 2 Job Number: ■ 777^7 NIOSH Method Number: 7 5 0 0 Turnaround Time: <4? Std.=72 hrs. Job Name:

Method Sampler/Mcdia: 5.0uni, 37mm, PVC P-AV Calibration Method: Rotometer Job Location: Flow Rate MIN (LPM): 1 7 + Nylon Technician .■

Flow Rate MAX (LPM): 1 .'7 Cyclone Laboratory Name: UECIH & Env. Labs Method Vol MIN (L): 4 0 0 Laboratory Address: 4000 Tech Center Drive Work Area: Method Vol MAX (L): 10 0 0 Monroeville, PA 15146 Contractor:

H Field Blanks Required: 10 % per set Laboratory Telephone: (412) 825-2400 Date:

Media Blanks Required: n/s (2 per batch) Laboratory Fax: (412)825-2407 Page or

Bulk Sample required?: Yes>/ No

Relinquished By Received By Organization Date of Time of Reason for Print Sign Print Sign or AfTiliation Transfer Transfer Transfer

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Fax results promptly to the attention of at (201) 262-6778 or 06.001973 : ^1 Still Wet Z Raining Sheet___ of___ for Shift (all sample types) Monitored Shift Number Weather;

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CONFIDENTIAL, CITY_2IMCl0 0_0 0 2 014 5 4 8 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008 NYC-WTC_000175002