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it is preferable to add acetal and acetaldehyde last in order to minimise losses through evaporation.
huwa preferibbli li l-aċetal u l-aċetaldeid jiġu miżjuda fl-aħħar sabiex jiġi mminimizzat it-telf permezz ta’ l-evaporazzjoni.
the lactic acid and lactates in the filtrate are converted into acetaldehyde by concentrated sulphuric acid in the presence of copper ii sulphate.
l-aĊidu laktiku u l-laktati fil-filtrat huma kkonvertiti fi acetaldehyde b'aĊidu sulforiku kkonĊentrat fil-preŻenza ta' kubrit tar-ramm ii.
it prohibits the use of mercury and mercury compounds as catalyst for the production of acetaldehyde and of vinyl chloride monomer as from 1st january 2019.
jipprojbixxi l-użu tal-merkurju u komposti tal-merkurju bħala katalisti għall-produzzjoni tal-aċetaldeid u tal-monomeru tal-klorur tal-vinil mill-1 ta’ jannar 2019.
aldehydes expressed as ethanal by the sum of ethanal (acetaldehyde) and the ethanal fraction contained in 1,1-diethoxyethane (acetal);
l-aldeidi espressi bħala etanal bis-somma ta’ l-etanal (l-aċetaldeid) u l-frazzjoni ta’ l-etanal li tkun fil-1,1-dietossietan (l-aċetal);
(the complex combination of polyalkylated pyridines derived from coal tar distillation or as high-boiling distillates approximately above 150 °c from the reaction of ammonia with acetaldehyde, formaldehyde or paraformaldehyde.)
(taħlita kumplessa ta' piridini polialkilati derivati middistillazzjoni talqatran talfaħam jew bħala distillati b'temperaturi ta' togħlija għoljin u li jkunu ogħla minn 150 oc mir-reazzjoni bejn l-ammonijaka u l-aċetal- deide, il-formaldeide jew il- paraformaldeide)
