NYC 9/11 Public Portal Document
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~r~/~ INDUSTRIAL HYGIENE
• EPAMVLAP 101262.0
• AIHA ACCREDITATION NO.100439
ENVIRONMENTAL TESTING
• NY DOHNELAC 10903
• PA DEP 06353
• NJ DEP PA020
• CT DPH PH•0239
• NC DENR 599
Analytical Results
for
ATC Associates
WorkOrder: 802100360
Client Reference: DEP Cleanup, 15-22906-0002
Analyte Concentration Limit of Test Date Analyzed
Detection Method /Analyst
(ug) (m8/m') (ppm) (ug)
Client ID: S8S-I2 Lab ID: -I3A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 912.4
Total Particulate Matter <50.0 <0.0548 - 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0110 - 10 AIRBORNE SILICA 10/11/2002 ADM
Client ID: S7N.13 Lab ID: -14A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 623.1
Total Particulate Matter <50.0 <0.0802 - 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0160 - 10 AIRBORNE SILICA 10/11/2002 ADM
Client ID: S7S-I4 Lab ID: -15A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 621.7
Total Particulate Matter <50.0 <0.0804 - 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0161 -- 10 AIRBORNE SILICA 10/11/2002 ADM
Client ID: S6N-I5 Lab ID: -I6A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 624.4
Total Particulate Matter <50.0 <0.0801 - 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0160 - 10 AIRBORNE SILICA 10/11/2002 ADM
Client ID: S6S-I6 Lab ID: -17A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 912.3
Total Particulate Matter <50.0 <0.0548 -- 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0110 - 10 AIRBORNE SILICA 10/11/2002 ADM
Client ID: S5S-I 7 Lab ID: -I 8A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 898.4
Total Particulate Matter <50.0 <0.0557 - 50 N0500 10/11/2002 ADM
Silica (Quartz Total) <10.0 <0.0111 - 10 AIRBORNE SILICA 10/11/2002 ADM
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NYC-WTC 000130048
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