NYC 9/11 Public Portal Document
Table Vlb
Volitile Organic Compounds
Tentatively Identified Compounds
Tentatively Identified Estimated ACGIH OSHA NIOSH
Sample Location Concentration
Compounds
my m m (ppm)
Ethane, 1,1-difluoro 0.0057
Isobutane 0.0055 800
Butane, 2-methyl- 0.022 600
Unknown C2H3N 0.016
VOC1 111-19
Octane 0.072 300 500 75
Decane 0.063
Heptane, 2,2,4,6,6- tame 0.0081
Dodecane 0.018
Ethanol 0.0052 1,000
Butane, 2-methyl- 0.017 600 1,000 120
Octane 0.08 300 500 75
VOC2 115-17 Nonane, 3-methyl- 0.013
Decane 0.069
Decane, 2,2-dimeth l- 0.0057
Dodecane 0.02
Norflurane 0.026
Ethane, 1,1-difluoro- 0.03
Isobutane 0.011 800
Butane, 2-methyl- 0.064 600 1,000 120
VOC3 111-11 Unknown C2H3N 0.1
Cyclopentane 0.016 600 600
Octane 0.0087 300 500 75
Decane 0.037
Dodecane 0.026
Norflurane 0.0061
Dimeth 1 ether 0.014
Isobutane 0.0084 800
Butane 0.016 800 800
Ethanol 0.0084 1,000 1,000 100
VOC4 111-17
Butane, 2-methyl- 0.03 600 1,000 120
Acetonitrile 0.018 40 40 20
Cyclopentane 0.0082 600 600
Decane 0.016
Dodecane 0.015
Butane, 2-methyl- 0.0082 600 1,000 120
Unknown C2H3N 0.0058
VOCS 115-3 Pentane 2-methyl- 0.0073 500 100
Decane 0.018
Dodecane 0.015
Isobutane 0.0088 800
Butane, 2-methyl- 0.055 600 1,000 120
Unknown C2H3N 0.013
Butane, 2,3-dimethyl- 0.021 500 100
VOC6 115-13 Pentane 3-methyl- 0.0083 500 100
Cyclopentane, methyl- 0.012
Octane 0.0099 300 500 75
Decane 0.012
Dodecane 0.0082
VOC7 115-15 No Volatiles Found 0.001
VOC8 115-13 Dodecane 0.01
Norflurane 0.0066
VOC9 111-15
Methane, chlorodifluoro- 0.0073 1,000 1,000
Methane, chlorodifluoro- 0.006 1,000 1,000
Decane 0.01
VOCIO 111-3
Octanal 0.0059
Dodecane 0.0081
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NYC-WTC 000105692
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