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Respirable particulates and quartz analysis report, December 2001

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Laboratory report detailing the analysis of respirable particulates and quartz samples collected in December 2001.

NYC-WTC_000182287–000182295
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NYC 9/11 Public Portal Document

Feb 11 02 04:38p PSC Rnalatical Services 6103219667 P-5

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPA/NVIAP101262-0 • NY DOHiNELAC 10303 • NJ DEP 77020 •AIHA ACCREDITATION NO. 100439 " PA DEP 06-353 «CT DPH PH.0238 •NC DENR S99

ANALYTICAJ. SERVICES Analytical Results for IT Corporation WorkOrden RO 1120416 Client Reference: NIOSH 0600/7500: NYC Law 100 Church St

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (“g) ; (mg/m’) : (ppm) (ug)

Clien t ID: RESP-1221 -2nd-A 1 Lab ID: -OlA Date Sampled: 12/18/01 Matrix: Filler Air Vol.(L): 492 Total Particulate Matter <100 <0.203 100 NO6O0 01/027002 ADM

Silica (Quartz Total) <5.00 <0.0102 5 AIRBORNE SILICA 01/02/2002 ADM

Client ID: R£SP-122]-2nd-A2 Lab ID: -02A Date Sampled: 12/18/01 Matrix: Filler Air Vol.(L): 490 Total Particulate Matter <100 <0.204 100 N0600 01/02/2002 ADM

Silica (Quartz Total) <5.00 <0.0102 5 AIRBORNE SILICA 01/02/2002 ADM

Client ID: RES P-1221-2nd-A3 Lab ID: -03A Date Sampled: 12/18/01 Matrix: Filter Air VoI.(L): 488 'al Particulate Matter <100 <0.205 100 N0600 01/02/2002 ADM

Silica (Quartz Total) <5.00 <0.0102 5 AIRBORNE SILICA 01/02/2002 ADM

Client ID: RESP-I22l-2nd-A4 LablD: -04A Date Sampled: 12/18/01 Matrix: Filter AirVoLCL): 484 Total Particulate Matter <100 <0.207 100 N0600 01/02/2002 ADM

Silica (Quartz Total) <5.00 <0.0103 5 AIRBORNE SILICA 01/02/2002 ADM

Client ID: RESP-1221-2nd-A5 Lab ID: -05A Date Sampled; 12/18/01 Matrix: Filter Air Vol.(L): 484 Total Particulate Matter <100 <0.207 100 N060O 01/027’002 ADM

Silica (Quartz Total) <5.00 <0.0103 5 AIRBORNE SILICA 01/02/2002 ADM

Client ID: RESP-1218-3rd-A6 Lab ID: -06A Date Sampled: 12/18/01 Matrix: Filter AirVol.(L): 480

Total Particulate Matter <100 <0.208 100 N0600 01/02/2002 ADM

Silica (Quartz Total) <5.00 <0.0104 5 AIRBORNE SILICA 01/02/2002 ADM

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CITY_21MC1OO_OO6261849

NYC-WTC_000182289

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NYC-WTC_000182289Source: NYC Law Department, mirrored locally

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