VOC air analysis report, PS 234M, Dec 2001

NYC 9/11 Public Portal Document

Dec 31 01 05:41p PSC Analytical Services 6109219667 p. 5

page 4 of 5 31DECO1_1424_I3_N126']_1FR

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EPA/NVLAP 101262-0 • NY DOH 10903 • NJ DEP 77678 ■ AIHA ACCREDITATION NO. 100439 • PA DER 06-353 . CT DPH PH-0238 • NC DENR 599 ANALYTICAL SERVICES Client; ATC Associates Project: 209040 RESULT UNITS CONCENTRATION UNITS METHOD

ATC-1215-234M-VOC5 Air Volume; 21.3 L Lab Sample; 1474777

TO-l/TO-2 aO-17) TOXIC ORGANICS IN AIR T0-1/T0-2 Acrylonitrile <0.03 ug/sample < 0.6 PPb Allyl chloride < 0.03 ug/sample < 0.4 PPb Benzene 0.04 ug/sample 0.6 PPb Bromobenzene < 0.03 ug/sample < 0.2 ppb Carbon tetrachloride < 0.05 ug/sample < 0,4 PPb Chlorobenzene < 0.03 ug/sample < 0.3 ppb Chloroform < 0.03 ug/sample < 0.3 ppb Cumene <0.03 ug/sample <0.3 ppb 1,2-Dichloroethane <0.03 ug/sample <0.3 ppb 1,2-Dichloropropane < 0.03 ug/sample < 0.3 ppb 1,3-Dichloropropane < 0.03 ug/sample < 0.3 ppb Ethylbenzene < 0.03 ug/sample < 0.3 ppb Ethylene dibromide < 0.03 ug/sample <0.2 ppb Heptane <0.03 ug/sample <0.3 ppb 1-Heptene < 0.03 ug/sample <0.4 ppb Methylene chloride < 0.03 ug/sample < 0.4 ppb Tetrachloroethene (PCE) 0.13 ug/sample 0.90 ppb Toluene 0.10 ug/sample 1.2 ppb 1,1,1 -Trichloroethane < 0.03 ug/sample < 0.3 ppb Trichloroethene (TCE) <0.03 ug/sample < 0.3 ppb Vinylidene chloride <0.03 ug/sample < 0.4 ppb Vinyl chloride <0.03 ug/sample < 0.6 ppb Xylenes (total) 0.09 ug/sample 1.0 ppb

ATC-12I5-234M-VOC6 Air Volume; 0 L Lab Sample: 1474778 Ic TO-l/TO-2 CTO-17) TOXIC ORGANICS IN AIR TO-l/TO-2 Acrylonitrile < 0.03 ug/sample Allyl chloride <0.03 ug/sample Benzene <0.03 ug/sample Bromobenzene < 0.03 ug/sample Carbon tetrachloride < 0.05 ug/sample Chlorobenzene <0.03 ug/sample Chloroform < 0.03 ug/sample Cumene <0.03 ug/sample 1,2-Dichloroethane <0.03 ug/sample 1,2-Dichloropropane < 0.03 ug/sample 1,3-Dichloropropane < 0.03 ug/sample Ethylbenzene < 0.03 ug/sample Ethylene dibromide < 0.03 ug/sample Heptane < 0.03 ug/sample

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