NYC-WTC_000228299

NYC 9/11 Public Portal Document

F>SCZ INDUSTRIAL HYGIENE •EPAXMAP101262-0 • AJHA ACCREDITATION NO. 100429 •NCDENR599 ENVIRONMENTAL TESTING ■ NY DQHitJELAC 10903 • PA DEP 06-353 •NJ 068 7/020 • CT DPH PK-0238

Analytical Results ANAJ^YTICAL SERVICES for

ATC Associates

Workorder; R02020380 Client Reference: 19125-0297

Analyte Concentration Limit of Test Dale Analyzed Detection Method /Analyst (ug) I (mg/m’) ; (ppm) (UR) ■ ««

Client ID; VOCI ATC-0207-89M Lab ID: -01A Dale Sampled: 2/7/02 Matrix: Charcoal AirVol.(L): 120 1,l,l-Trich(oroethane <20 <017 <0.031 20 OSHA7 02/13/2002 JMM 1,2-Dichloroethane <20 <0.17 <0.041 20 OSHA7 02/13/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 OSHA7 02/13/2002 JMM

Acetone <20 <0.17 <0.070 20 OSHA7 02/13/2002 JMM

B Hydrocarbons, Total <20 <0.17 <0.044 20 OSHA7 02/13/2002 JMM

Benzene <20 <0.17 <0.052 20 OSHA 7 02/13/2002 JMM

Chlortjbenzene <20 <0.17 <0.036 20 OSHA 7 02/13/2002 JMM Chloroform <20 <0.17 <0.034 20 OSHA 7 02/13/2002 JMM

Ethylbenzena <20 <0.17 <0.038 20 OSHA 7 02/13/2002 JMM

Hexane <20 <0.17 <0.047 20 OSHA 7 02/13/2002 JMM

Isopropylbenzene <20 <0.17 <0.034 20 OSHA 7 02/13/2002 JMM

Methylene Chloride <20 <0.17 <0.048 20 OSHA 7 02/13/2002 JMM

Pentane <20 <0.17 <0.056 20 OSHA 7 02/13/2002 JMM

Styrene <20 <0.17 <0.039 20 OSHA 7 02/13/2002 JMM

Tetra chloroethene <20 <0.17 <0.025 20 OSHA 7 02/13/2002 JMM

Toluene <20 <0.17 <0.044 20 OSHA 7 02/13/2002 JMM

Trichloroethene <20 <0.17 <0.031 20 OSHA 7 02/13/2002 JMM

Xylenes. Total <20 <0.17 <0.038 20 OSHA 7 02/13/2002 JMM

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NYC-WTC_000228299