Determining the service lives of organic-vapour respirator cartridges for nitroglycerin under workplace conditions

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      <subfield code="a">Results of a field study that estimated the service lives of several different brands of organic-vapour respirator cartridges for nitroglycerin are presented. Respirator carbon tubes were used to sample in a workplace where gun powder was manufactured and where nitroglycerin levels varied from approximately 0.1-0.7 mg/m3</subfield>
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      <subfield code="g">Vol. 54, nº 8, August 1993 ; p. 432-439</subfield>
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