{"id":6611,"date":"2025-08-12T09:00:00","date_gmt":"2025-08-12T07:00:00","guid":{"rendered":"https:\/\/www.tabac-trends.ch\/lexikon\/?p=6611"},"modified":"2025-08-12T08:53:06","modified_gmt":"2025-08-12T06:53:06","slug":"alcalinite","status":"publish","type":"post","link":"https:\/\/www.tabac-trends.ch\/lexikon\/fr\/alcalinite\/","title":{"rendered":"Alcalinit\u00e9"},"content":{"rendered":"\n

Alcalinit\u00e9 – Propri\u00e9t\u00e9 chimique de la fum\u00e9e<\/h2>\n\n\n\n

Dans l’industrie du tabac, l’alcalinit\u00e9<\/strong> d\u00e9signe la propri\u00e9t\u00e9 chimique de la fum\u00e9e de tabac, qui est li\u00e9e \u00e0 son pH. Plus pr\u00e9cis\u00e9ment, elle d\u00e9crit le caract\u00e8re basique (alcalin) de la fum\u00e9e, qui a une influence d\u00e9cisive sur le comportement du fumeur et la sensation subjective lors de l’inhalation.<\/p>\n\n\n\n

Un pH \u00e9lev\u00e9 (c’est-\u00e0-dire une alcalinit\u00e9 \u00e9lev\u00e9e) entra\u00eene une plus grande quantit\u00e9 de nicotine sous forme libre et non li\u00e9e (nicotine libre). Celle-ci est absorb\u00e9e plus rapidement par l’organisme, ce qui renforce l’effet, mais peut \u00e9galement provoquer une sensation de \u00ab\u00a0grattement\u00a0\u00bb plus forte dans la gorge. \u00c0 l’inverse, un pH faible (fum\u00e9e acide) fait que la nicotine est li\u00e9e et que la fum\u00e9e semble plus douce, mais agit plus lentement.<\/p>\n\n\n\n

L’alcalinit\u00e9 est particuli\u00e8rement importante lors du m\u00e9lange et du traitement du tabac. Diff\u00e9rentes vari\u00e9t\u00e9s de tabac telles que le Burley (alcalin) ou le Virginia<\/a><\/span> (plut\u00f4t neutre \u00e0 l\u00e9g\u00e8rement acide) influencent diff\u00e9remment le pH. Des additifs tels que des compos\u00e9s ammoniacaux ou des acides organiques peuvent \u00e9galement \u00eatre utilis\u00e9s de mani\u00e8re cibl\u00e9e pour modifier l’alcalinit\u00e9 et ainsi contr\u00f4ler le comportement de la fum\u00e9e.<\/p>\n\n\n\n

Dans des produits tels que les cigarettes \u00e9lectroniques ou les sachets de nicotine, l’alcalinit\u00e9 est \u00e9galement ajust\u00e9e de mani\u00e8re cibl\u00e9e afin d’optimiser le go\u00fbt, l’effet et la tol\u00e9rance.<\/p>\n","protected":false},"excerpt":{"rendered":"

Alcalinit\u00e9 – Propri\u00e9t\u00e9 chimique de la fum\u00e9e Dans l’industrie du tabac, l’alcalinit\u00e9 d\u00e9signe la propri\u00e9t\u00e9 chimique de la fum\u00e9e de tabac, qui est li\u00e9e \u00e0 son pH. Plus pr\u00e9cis\u00e9ment, elle d\u00e9crit le caract\u00e8re basique (alcalin) de la fum\u00e9e, qui a une influence d\u00e9cisive sur le comportement du fumeur et la sensation subjective lors de l’inhalation. Un pH \u00e9lev\u00e9 (c’est-\u00e0-dire une alcalinit\u00e9 \u00e9lev\u00e9e) entra\u00eene une plus grande quantit\u00e9 de nicotine sous forme libre et non li\u00e9e (nicotine libre). Celle-ci est absorb\u00e9e plus rapidement par l’organisme, ce qui renforce l’effet, mais peut \u00e9galement provoquer une sensation de \u00ab\u00a0grattement\u00a0\u00bb plus forte dans la gorge. \u00c0 l’inverse, un pH faible (fum\u00e9e acide) fait que la nicotine est li\u00e9e et que la fum\u00e9e semble plus …<\/p>\n

En savoir plus »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[514],"yoast_head":"\nAlcalinit\u00e9 - Lexique en ligne de tabac - Tabac-Trends<\/title>\n<meta name=\"description\" content=\"Alcalinit\u00e9 - Propri\u00e9t\u00e9 chimique de la fum\u00e9e Dans l'industrie du tabac, l'alcalinit\u00e9 d\u00e9signe la propri\u00e9t\u00e9 chimique de la fum\u00e9e de tabac, qui est li\u00e9e \u00e0 son\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tabac-trends.ch\/lexikon\/alkalitaet\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Alcalinit\u00e9 - Lexique en ligne de tabac - Tabac-Trends\" \/>\n<meta name=\"twitter:description\" content=\"Alcalinit\u00e9 - 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