| 摘要 |
A gas mixture for testing the functioning of smoke detectors is comprised of a propellant gas and of at least one aerosol component that is admixed to said propellant gas with a mixing ratio of no greater than 2 % by weight. The at least one aerosol component is comprised of at least one of the following substances: sebacic acid-bis-2-ethyl-hexylester, sebacic acid diester containing diverse ester groups, paraffin oil, dibutyl phthalate, phthalic acid-bis-2-ethyl-hexylester and butyloxyethanol. The propellant is comprised of isobutane or n-butane or propane or any mixtures thereof.
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