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Emission rates of selected volatile organic compounds from skin of healthy volunteers.

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (2014-04-29)
Paweł Mochalski, Julian King, Karl Unterkofler, Hartmann Hinterhuber, Anton Amann
ABSTRACT

Gas chromatography with mass spectrometric detection (GC-MS) coupled with solid phase micro-extraction as pre-concentration method (SPME) was applied to identify and quantify volatile organic compounds (VOCs) emitted by human skin. A total of 64 C4-C10 compounds were quantified in skin emanation of 31 healthy volunteers. Amongst them aldehydes and hydrocarbons were the predominant chemical families with eighteen and seventeen species, respectively. Apart from these, there were eight ketones, six heterocyclic compounds, six terpenes, four esters, two alcohols, two volatile sulphur compounds, and one nitrile. The observed median emission rates ranged from 0.55 to 4,790 fmol cm(-2)min(-1). Within this set of analytes three volatiles; acetone, 6-methyl-5-hepten-2-one, and acetaldehyde exhibited especially high emission rates exceeding 100 fmol cm(-2)min(-1). Thirty-three volatiles were highly present in skin emanation with incidence rates over 80%. These species can be considered as potential markers of human presence, which could be used for early location of entrapped victims during Urban Search and Rescue Operations (USaR).

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Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), matrix active group 50/30µm DVB/CAR/PDMS, needle size 24 ga, StableFlex fiber, for use with autosampler, fiber L 2 cm, pk of 3
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Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), matrix active group 50/30µm DVB/CAR/PDMS, StableFlex fiber, manual holder, needle size 24 ga
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Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), 50/30µm DVB/CAR/PDMS, StableFlex (1 cm), needle size 23 ga, Autosampler, pk of 3, plain gray hub
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Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), matrix active group 50/30µm DVB/CAR/PDMS, needle size 24 ga, StableFlex, for use with autosampler, fiber L 1 cm, pk of 3
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Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), 50/30µm DVB/CAR/PDMS, StableFlex (2cm), needle size 23 ga, Autosampler, pk of 3, notched gray hub
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Unità fibra SPME polidimetilsilossano (PDMS), df 100 μm(PDMS, for use with autosampler, needle size 23 ga
Supelco
Unità fibra SPME polidimetilsilossano (PDMS), df 100 μm(PDMS, needle size 24 ga, for use with manual holder
Supelco
Unità fibra SPME polidimetilsilossano (PDMS), df 100 μm(PDMS, for use with autosampler, needle size 24 ga
Supelco
Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 75 μm(CAR/PDMS, for use with manual holder, needle size 24 ga
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Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, needle size 24 ga, StableFlex, for use with autosampler
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Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 85 μm(CAR/PDMS, needle size 23 ga, StableFlex, for use with autosampler
Supelco
Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 85 μm(CAR/PDMS, needle size 24 ga, StableFlex, for use with autosampler
Supelco
Gruppo fibre SPME poliacrilato (PA), df 85 μm(PA, for use with autosampler, needle size 23 ga
Supelco
Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, needle size 24 ga, for use with manual holder
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Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, needle size 23 ga, PDMS/DVB StableFlex, for use with autosampler
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Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 75 μm(CAR/PDMS, needle size 24 ga, for use with autosampler
Supelco
Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, needle size 24 ga, for use with autosampler
Supelco
Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 85 μm(CAR/PDMS, needle size 24 ga, for use with manual holder, StableFlex fiber
Supelco
Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, needle size 24 ga, StableFlex, for use with manual holder
Supelco
Gruppo fibre SPME poliacrilato (PA), df 85 μm(PA, for use with autosampler, needle size 24 ga
Supelco
Unità fibra SPME polidimetilsilossano (PDMS), df 100 μm(PDMS, for use with manual holder, needle size 23 ga
Supelco
Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 75 μm(CAR/PDMS, needle size 23 ga, for use with autosampler
Supelco
Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), df 65 μm(PDMS/DVB, for use with autosampler, needle size 23 ga
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SPME StableFlex fiber assortment kit, for use with manual holder
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Gruppo fibre SPME, rivestimento in glicole polietilenico (PEG) Carbowax, needle size 23 ga, df 60 μm(PEG, for use with autosampler
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SPME StableFlex fiber assortment kit, needle size 23 ga, StableFlex fiber, for use with autosampler
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Gruppo in fibra SPME carbossene/polidimetilsilossano (CAR/PDMS), df 75 μm(CAR/PDMS, needle size 23 ga, for use with manual holder
Supelco
Gruppo in fibra SPME divinilbenzene/carbossene/polidimetilsilossano (DVB/CAR/PDMS), for use with autosampler, matrix active group 50/30µm DVB/CAR/PDMS, needle size 23 ga, metal alloy fiber, fiber L 2 cm
Supelco
Gruppo fibre SPME poliacrilato (PA), df 85 μm(PA, for use with manual holder, needle size 24 ga
Supelco
Gruppo fibre SPME polidimetilsilossano/divinilbenzene (PDMS/DVB), fused silica fiber, df 65 μm(PDMS/DVB, for use with manual holder, needle size 23 ga