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An automatic air sampling system has been combined with a direct reading spectrograph into a mobile cabinet for the continuous quantitative determination of beryllium particulate matter in air. An analysis is reported every 75 sec with a precision of about 20% at the 95% confidence level. Sensitivity is about 0.5 μg/m 3 beryllium.
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Rozsa et al. (1965) studied this question.
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