title: [Quantitative determination of tetrahydrobenzaldehyde vapors in air by a colorimetric method with 2,4-dinitrophenyl hydrazine].
mesh_terms: D000447:Aldehydes / Q000032:analysis*; D001547:Benzaldehydes / Q000032:analysis; D003124:Colorimetry; D004140:Dinitrophenols; D006834:Hydrazines
chemical_list: D000447:Aldehydes; D001547:Benzaldehydes; D004140:Dinitrophenols; D006834:Hydrazines
vernacular_title: Kolichestvennoe opredelenie parov v vozdukhe kolorimetricheskim metodom s 2,4-dinitrofenilgidrazinom.