DETERMINATION OF SUBTOXIC CONCENTRATIONS OF PHOSGENE IN AIR BY ELECTRON CAPTURE GAS CHROMATOGRAPHY.
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Air Pollution↗
Biomedical subjects
N H KETCHAM
Publications and source records attributed to N H KETCHAM.
DETERMINATION OF ETHYLENE OXIDE IN AIR.
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Air Pollution↗
The hazards to health in the hydrogenation of coal. 3. The industrial hygiene studies.
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Carcinogens↗
Testing laboratory hoods; evaluation of design changes and periodic performance testing.
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Air Pollution↗
Practical experience with routine use of field indicators.
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Air Pollution↗