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Peer reviewedErickson, Mitchell D.; And Others – Environmental Science and Technology, 1978
The procedure and sampler described permits detection of less than 50pg of one polychlorinated naphthalene (PCN) isomer. The method uses gas chromatography-mass spectrometry. The PCNs are collected on a glass fiber filter and two polyurethane foam plugs and extracted with toluene at 25 degrees Celsius. (BB)
Descriptors: Air Pollution, Chemical Analysis, Chromatography, Instrumentation
Peer reviewedGoldman, James A., Ed. – Journal of Chemical Education, 1973
Descriptors: Chemistry, Chromatography, Equipment Manufacturers, Equipment Utilization
