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NYC-WTC_000199112

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000199112–000199117
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NYC 9/11 Public Portal Document

Dec 20 01 01:53p PSC Analytical Services 6103E13BG7 p. 13

page 2 of 6 2DDEC01_I245_l3_Nl26l_lfR • ■MH INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING

• EPA/NVLAP 101262-0 . NY DOH/NELAC 10903 . NJ DEP 77020 • AIHA ACCREDITATION NO 100439 . PA DEP 06-353 . CT DPH PH-0238 . NC DE NR 599 ANALYTICAL SERVICES Client: ATC Associates Project; 208989 RESULT UNITS CONCENTRATION UNITS METHOD

ATC-12n-234M-VOC2 Lab Sample; 1474467 -continued

Chloroform < 0,020 mg/sample < 0.034 ppm 1003 Methyl chloroform < 0.020 mg/sample < 0.031 ppm 1003 total other A Hydrocarbons < 0.020 mg/sample < 0.047 ppm 1500 Benzene < 0.020 mg/sample < 0.052 ppm 1501 1,2-Dichloroethane < 0.020 mg/sample < 0.041 ppm 1003 Trichloroethylene < 0.020 mg/sample < 0.031 ppm 1022 Toluene < 0.020 mg/sample < 0.044 ppm 1501 PCE (Tetrachioroethene) < 0.020 mg/sample < 0.025 ppm 1003 Chlorobenzene < 0.020 mg/sample < 0.036 ppm 1003 Ethylbenzene < 0.020 mg/sample c 0,038 ppm 1501 Styrene < 0.020 mg/sample < 0.039 ppm 1501 Cumene (Isopropylbenzene) < 0.020 mg/sample < 0.034 ppm 1501 Xylenes, Total < 0.020 mg/sample c 0.038 ppm 1 501 total other B Hydrocarbons < 0.020 mg/sample < 0.044 ppm 1 501

ATC-12n-234M-VOC3 Air Volume: 121.0L T/ooZ Lab Sample; 1474468

Pentane < 0.020 mg/sample < 0.056 ppm 1500 Acetone < 0.020 mg/sample < 0.070 ppm 1300 Methylene chloride < 0.020 mg/sample < 0.048 ppm 1005 Hexane < 0.020 mg/sample < 0.047 ppm 1500 Chloroform < 0.020 mg/sample < 0.034 ppm 1003 Methyl chloroform < 0.020 mg/sample < 0.030 ppm 1003 total other A Hydrocarbons < 0.020 mg/sample < 0.047 ppm 1 500 Benzene < 0.020 mg/sample < 0.052 ppm 1501 1,2-Dichloroelhane < 0.020 mg/sample < 0.041 ppm 1003 Trichloroethylene < 0.020 mg/sample < 0.031 ppm 1022 Toluene < 0.020 mg/sample < 0.044 ppm 1501 PCE (Tetrachloroethene) < 0.020 mg/sample < 0.024 ppm 1003 Chlorobenzene < 0.020 mg/sample < 0.036 ppm 1 003 Ethylbenzene < 0.020 mg/sample < 0.036 ppm 1501 Styrene < 0.020 mg/sample < 0.039 ppm 1501 Cumene (Isopropylbenzene) < 0.020 mg/sample < 0.034 ppm 1501 Xylenes, Total < 0.020 mg/sample < 0.038 ppm 1 501 total other B Hydrocarbons ’ < 0.020 mg/sample < 0.044 ppm 1 501

ATC-12n-234M-VOC4 Air Volume: 120.8 L Lab Sample: 1474469

Pentane < 0.020 mg/sample < 0.056 ppm 1500 Acetone < 0.020 mg/sample < 0.070 ppm 1300

4418 POTTSVILLE PIKE, READING, PENNSYLVANIA 19605 B10-921-8B33 FAX 610-921-9667

CITY_21MC100_003031527

NYC-WTC_000199113

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NYC-WTC_000199113Source: NYC Law Department, mirrored locally

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