Zobrazeno 1 - 10
of 11
pro vyhledávání: '"R. E. Berkley"'
Publikováno v:
Analytical Letters. 9:45-63
The performances of several sorbents as collection media for the quantitative concentration and analysis of volatile, hazardous, vapor-phase compounds from ambient atmospheres were evaluated under a variety of conditions relevant to field sampling. T
Publikováno v:
Biological Mass Spectrometry. 3:196-200
Organic vapors in ambient air, at or near an industrial site in Baltimore, Maryland, were collected by adsorption on a sorbent of porous polymer (Tenax GC, 35/60). The pollutants were recovered by thermal desorption and analyzed by gas-liquid chromat
Publikováno v:
Analytical Chemistry. 48:803-807
Publikováno v:
Analytical Letters. 9:579-594
N-Nitrosodimethylamine (DMN) levels in ambient air were determined for an area surrounding an industrial site in Baltimore, MD. Using a Tenax GC cartridge for concentrating DMN and glass capillary gas-liquid chromatography/mass spectrometry with spec
Autor:
Edo D. Pellizzari, R. E. Berkley
Publikováno v:
Analytical Letters. 11:327-346
The formation of N-nitrosodimethylamine (DMN) from dimethylamine (DMA) in the presence of ozone, NOx, NO, NO2 and humidity was evaluated for the sorbent, Tenax GC under conditions relevant to field sampling. Traces (
Publikováno v:
The Journal of Physical Chemistry. 77:1734-1740
Publikováno v:
Canadian Journal of Chemistry. 47:3305-3311
The reaction of n-propyl radicals from the photolysis of azo-n-propane with propane has been studied and Arrhenius parameters for hydrogen atom abstraction relative to the recombination of n-propyl radicals determined. From the Arrhenius parameters o
Publikováno v:
The Journal of Physical Chemistry. 77:1741-1747
Publikováno v:
Canadian Journal of Chemistry. 47:3470-3474
A brief study has been made of the secondary reactions occurring in the thermolysis and photolysis of azoethane. In thermolysis the important secondary products found are ethyl 2-butyl diimide and ethanal diethylhydrazone. In photolysis tetraethyl hy
Publikováno v:
Chemischer Informationsdienst. 4