{"id":704,"date":"2012-04-03T14:28:29","date_gmt":"2012-04-03T13:28:29","guid":{"rendered":"https:\/\/www.gentrochema.nl\/?p=704"},"modified":"2026-05-14T14:51:29","modified_gmt":"2026-05-14T13:51:29","slug":"sodium-dichromate","status":"publish","type":"page","link":"https:\/\/www.gentrochema.nl\/fr\/sodium-dichromate\/","title":{"rendered":"Dichromate de Sodium"},"content":{"rendered":"<p><\/p>\n<div class=\"qMYqUG_convSearchResultHighlightRoot qMYqUG_convSearchResultTextHighlightSafari\">\n<div class=\"\" data-turn-id-container=\"request-69be78b1-222c-8333-8b32-2ed98b5e9eb8-5\" data-is-intersecting=\"true\">\n<div class=\"relative w-full overflow-visible\">\n<section class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69be78b1-222c-8333-8b32-2ed98b5e9eb8-5\" data-turn-id-container=\"request-69be78b1-222c-8333-8b32-2ed98b5e9eb8-5\" data-testid=\"conversation-turn-252\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"15a828f5-b4fd-4435-9b55-66a53fb1c0fe\" data-message-model-slug=\"gpt-5-5\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\">\n<h1 data-section-id=\"mwql7y\" data-start=\"0\" data-end=\"99\"><span role=\"text\"><strong data-start=\"2\" data-end=\"99\">Dichromate de Sodium (Na\u2082Cr\u2082O\u2087) Fournisseur pour les March\u00e9s Hors UE &amp; Utilisateurs Autoris\u00e9s<\/strong><\/span><\/h1>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"101\" data-end=\"367\">\n<thead data-start=\"101\" data-end=\"150\">\n<tr data-start=\"101\" data-end=\"150\">\n<th class=\"last:pe-10\" data-start=\"101\" data-end=\"116\" data-col-size=\"sm\">Nom chimique<\/th>\n<th class=\"last:pe-10\" data-start=\"116\" data-end=\"150\" data-col-size=\"md\">Dichromate de sodium (anhydre)<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"161\" data-end=\"367\">\n<tr data-start=\"161\" data-end=\"192\">\n<td data-start=\"161\" data-end=\"180\" data-col-size=\"sm\">Formule chimique<\/td>\n<td data-col-size=\"md\" data-start=\"180\" data-end=\"192\">Na\u2082Cr\u2082O\u2087<\/td>\n<\/tr>\n<tr data-start=\"193\" data-end=\"220\">\n<td data-start=\"193\" data-end=\"206\" data-col-size=\"sm\">Num\u00e9ro CAS<\/td>\n<td data-col-size=\"md\" data-start=\"206\" data-end=\"220\">10588-01-9<\/td>\n<\/tr>\n<tr data-start=\"221\" data-end=\"246\">\n<td data-start=\"221\" data-end=\"233\" data-col-size=\"sm\">Num\u00e9ro CE<\/td>\n<td data-col-size=\"md\" data-start=\"233\" data-end=\"246\">234-190-3<\/td>\n<\/tr>\n<tr data-start=\"247\" data-end=\"270\">\n<td data-start=\"247\" data-end=\"259\" data-col-size=\"sm\">Num\u00e9ro UN<\/td>\n<td data-col-size=\"md\" data-start=\"259\" data-end=\"270\">UN 3087<\/td>\n<\/tr>\n<tr data-start=\"271\" data-end=\"339\">\n<td data-start=\"271\" data-end=\"292\" data-col-size=\"sm\">Classification ADR<\/td>\n<td data-col-size=\"md\" data-start=\"292\" data-end=\"339\">Classe 5.1 \/ 6.1 \u2013 Solide toxique comburant<\/td>\n<\/tr>\n<tr data-start=\"340\" data-end=\"367\">\n<td data-start=\"340\" data-end=\"361\" data-col-size=\"sm\">Groupe d\u2019emballage<\/td>\n<td data-col-size=\"md\" data-start=\"361\" data-end=\"367\">II<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"369\" data-end=\"621\">Gentrochema fournit le <strong data-start=\"392\" data-end=\"427\">Dichromate de Sodium (Na\u2082Cr\u2082O\u2087)<\/strong> exclusivement sous certaines conditions r\u00e9glementaires sp\u00e9cifiques et conform\u00e9ment \u00e0 la l\u00e9gislation internationale applicable aux produits chimiques et au transport de marchandises dangereuses.<\/p>\n<p data-start=\"623\" data-end=\"914\">Le dichromate de sodium est un compos\u00e9 du chrome hexavalent (Cr VI) inscrit \u00e0 l\u2019<strong data-start=\"703\" data-end=\"783\">Annexe XIV du r\u00e8glement REACH (liste des substances soumises \u00e0 autorisation)<\/strong> et class\u00e9 comme <strong data-start=\"800\" data-end=\"845\">Substance extr\u00eamement pr\u00e9occupante (SVHC)<\/strong> au sein de l\u2019Union europ\u00e9enne.<\/p>\n<h2 data-section-id=\"lshe9a\" data-start=\"916\" data-end=\"939\">Statut R\u00e9glementaire<\/h2>\n<p data-start=\"941\" data-end=\"1054\">Gentrochema BV ne dispose pas d\u2019une autorisation REACH active de l\u2019Union europ\u00e9enne pour le Dichromate de Sodium.<\/p>\n<p data-start=\"1056\" data-end=\"1150\">Par cons\u00e9quent, Gentrochema peut uniquement fournir ce produit dans les conditions suivantes :<\/p>\n<ul data-start=\"1152\" data-end=\"1451\">\n<li data-section-id=\"1tvn4jl\" data-start=\"1152\" data-end=\"1246\">Fourniture \u00e0 des clients situ\u00e9s en dehors de l\u2019Union europ\u00e9enne \/ Espace \u00e9conomique europ\u00e9en<\/li>\n<li data-section-id=\"1ecuihi\" data-start=\"1247\" data-end=\"1327\">Fourniture sous statut douanier <strong data-start=\"1281\" data-end=\"1287\">T1<\/strong> (marchandises non d\u00e9douan\u00e9es dans l\u2019UE)<\/li>\n<li data-section-id=\"5rm56n\" data-start=\"1328\" data-end=\"1451\">Fourniture \u00e0 des clients disposant de leur propre autorisation REACH valide pour l\u2019utilisation pr\u00e9vue au sein de l\u2019UE\/EEE<\/li>\n<\/ul>\n<p data-start=\"1453\" data-end=\"1677\">Le dichromate de sodium ne peut donc \u00eatre fourni que lorsque toutes les obligations r\u00e9glementaires applicables sont remplies par le client ou lorsque le produit reste hors libre circulation douani\u00e8re dans l\u2019Union europ\u00e9enne.<\/p>\n<h2 data-section-id=\"15l44o\" data-start=\"1679\" data-end=\"1721\">Qu\u2019est-ce que le Dichromate de Sodium ?<\/h2>\n<p data-start=\"1723\" data-end=\"2044\">Le dichromate de sodium (Na\u2082Cr\u2082O\u2087) est un compos\u00e9 inorganique cristallin rouge-orang\u00e9 contenant du chrome hexavalent (Cr VI). Le produit est un puissant agent oxydant largement utilis\u00e9 dans les proc\u00e9d\u00e9s chimiques industriels et les applications sp\u00e9cialis\u00e9es de traitement de surface.<\/p>\n<p data-start=\"2046\" data-end=\"2358\">La substance est hautement soluble dans l\u2019eau et appr\u00e9ci\u00e9e pour ses propri\u00e9t\u00e9s oxydantes, inhibitrices de corrosion et de traitement des m\u00e9taux. Le dichromate de sodium est fr\u00e9quemment utilis\u00e9 comme interm\u00e9diaire pour la production d\u2019autres compos\u00e9s du chrome ainsi que dans les proc\u00e9d\u00e9s industriels d\u2019oxydation.<\/p>\n<p data-start=\"2360\" data-end=\"2569\">En raison de sa classification toxicologique et de ses dangers environnementaux, le dichromate de sodium est soumis \u00e0 une r\u00e9glementation stricte dans le cadre des r\u00e9glementations REACH, CLP, ADR, IMDG et IATA.<\/p>\n<p data-start=\"2571\" data-end=\"2603\">La substance est class\u00e9e comme :<\/p>\n<ul data-start=\"2604\" data-end=\"2724\">\n<li data-section-id=\"13cve83\" data-start=\"2604\" data-end=\"2613\">Toxique<\/li>\n<li data-section-id=\"baadxz\" data-start=\"2614\" data-end=\"2627\">Canc\u00e9rog\u00e8ne<\/li>\n<li data-section-id=\"1mo07i9\" data-start=\"2628\" data-end=\"2638\">Mutag\u00e8ne<\/li>\n<li data-section-id=\"1wx3bvm\" data-start=\"2639\" data-end=\"2669\">Toxique pour la reproduction<\/li>\n<li data-section-id=\"1hs3ajq\" data-start=\"2670\" data-end=\"2703\">Dangereuse pour l\u2019environnement<\/li>\n<li data-section-id=\"10zcn1g\" data-start=\"2704\" data-end=\"2724\">Fortement oxydante<\/li>\n<\/ul>\n<p data-start=\"2726\" data-end=\"2801\">Mention d\u2019avertissement : <strong data-start=\"2752\" data-end=\"2762\">Danger<\/strong>.<\/p>\n<h2 data-section-id=\"1gcogwl\" data-start=\"2803\" data-end=\"2832\">Applications Industrielles<\/h2>\n<p data-start=\"2834\" data-end=\"2948\">Le dichromate de sodium a historiquement \u00e9t\u00e9 utilis\u00e9 dans des applications industrielles sp\u00e9cialis\u00e9es telles que :<\/p>\n<ul data-start=\"2950\" data-end=\"3410\">\n<li data-section-id=\"12jk33z\" data-start=\"2950\" data-end=\"2984\">Traitement de surface des m\u00e9taux<\/li>\n<li data-section-id=\"b6sjsm\" data-start=\"2985\" data-end=\"3027\">Applications a\u00e9rospatiales et de d\u00e9fense<\/li>\n<li data-section-id=\"b9ra2v\" data-start=\"3028\" data-end=\"3063\">Syst\u00e8mes inhibiteurs de corrosion<\/li>\n<li data-section-id=\"82rsku\" data-start=\"3064\" data-end=\"3089\">R\u00e9actifs de laboratoire<\/li>\n<li data-section-id=\"c4f0ss\" data-start=\"3090\" data-end=\"3149\">Fabrication de pigments et produits chimiques sp\u00e9cialis\u00e9s<\/li>\n<li data-section-id=\"19a5v79\" data-start=\"3150\" data-end=\"3184\">Syst\u00e8mes de pr\u00e9servation du bois<\/li>\n<li data-section-id=\"16xll9u\" data-start=\"3185\" data-end=\"3219\">Production de compos\u00e9s du chrome<\/li>\n<li data-section-id=\"1wyc5j\" data-start=\"3220\" data-end=\"3260\">Syst\u00e8mes de passivation \u00e9lectrolytique<\/li>\n<li data-section-id=\"mgr9ge\" data-start=\"3261\" data-end=\"3309\">Proc\u00e9d\u00e9s d\u2019oxydation dans l\u2019industrie chimique<\/li>\n<li data-section-id=\"1inlh87\" data-start=\"3310\" data-end=\"3410\">Traitement de surface de l\u2019aluminium, de l\u2019acier, du zinc, du magn\u00e9sium, du titane et des alliages<\/li>\n<\/ul>\n<p data-start=\"3412\" data-end=\"3631\">Certaines applications industrielles au sein de l\u2019UE\/EEE peuvent uniquement \u00eatre autoris\u00e9es lorsqu\u2019elles sont couvertes par une autorisation REACH valide d\u00e9tenue par l\u2019utilisateur ou la cha\u00eene d\u2019approvisionnement amont.<\/p>\n<h2 data-section-id=\"px4xkm\" data-start=\"3633\" data-end=\"3659\">S\u00e9curit\u00e9 &amp; Manipulation<\/h2>\n<p data-start=\"3661\" data-end=\"3857\">Le dichromate de sodium doit exclusivement \u00eatre manipul\u00e9 par du personnel form\u00e9 utilisant des proc\u00e9dures de s\u00e9curit\u00e9 industrielle appropri\u00e9es et des \u00e9quipements de protection individuelle adapt\u00e9s.<\/p>\n<p data-start=\"3859\" data-end=\"4201\">L\u2019inhalation des poussi\u00e8res ainsi que le contact avec la peau et les yeux doivent \u00eatre \u00e9vit\u00e9s. Le produit doit \u00eatre stock\u00e9 dans des emballages d\u2019origine herm\u00e9tiquement ferm\u00e9s, dans un endroit sec et bien ventil\u00e9, \u00e0 l\u2019\u00e9cart des mati\u00e8res combustibles, agents r\u00e9ducteurs, acides et substances incompatibles.<\/p>\n<p data-start=\"4203\" data-end=\"4251\">Pour le transport, le produit est class\u00e9 comme :<\/p>\n<ul data-start=\"4253\" data-end=\"4365\">\n<li data-section-id=\"u4jypr\" data-start=\"4253\" data-end=\"4266\"><strong data-start=\"4255\" data-end=\"4266\">UN 3087<\/strong><\/li>\n<li data-section-id=\"15wz0e0\" data-start=\"4267\" data-end=\"4293\"><strong data-start=\"4269\" data-end=\"4293\">ADR Classe 5.1 \/ 6.1<\/strong><\/li>\n<li data-section-id=\"kffaiv\" data-start=\"4294\" data-end=\"4321\"><strong data-start=\"4296\" data-end=\"4321\">Groupe d\u2019emballage II<\/strong><\/li>\n<li data-section-id=\"1whjvu4\" data-start=\"4322\" data-end=\"4365\">Substance dangereuse pour l\u2019environnement<\/li>\n<\/ul>\n<h2 data-section-id=\"ft6osp\" data-start=\"4367\" data-end=\"4392\">Emballage &amp; Logistique<\/h2>\n<p data-start=\"4394\" data-end=\"4447\">Le dichromate de sodium est fourni exclusivement en :<\/p>\n<ul data-start=\"4449\" data-end=\"4494\">\n<li data-section-id=\"1dpbdnk\" data-start=\"4449\" data-end=\"4468\"><strong data-start=\"4451\" data-end=\"4468\">Sacs de 25 kg<\/strong><\/li>\n<li data-section-id=\"l3pnfs\" data-start=\"4469\" data-end=\"4494\"><strong data-start=\"4471\" data-end=\"4494\">Palettes de 1200 kg<\/strong><\/li>\n<\/ul>\n<p data-start=\"4496\" data-end=\"4527\">Quantit\u00e9 minimale de commande :<\/p>\n<ul data-start=\"4529\" data-end=\"4568\">\n<li data-section-id=\"1xrorh8\" data-start=\"4529\" data-end=\"4568\"><strong data-start=\"4531\" data-end=\"4568\">1200 kg par commande \/ exp\u00e9dition<\/strong><\/li>\n<\/ul>\n<p data-start=\"4570\" data-end=\"4819\">Le produit est emball\u00e9 dans des emballages homologu\u00e9s pour marchandises dangereuses destin\u00e9s au transport international et aux applications d\u2019exportation, sous r\u00e9serve des restrictions l\u00e9gales applicables et des obligations r\u00e9glementaires du client.<\/p>\n<p data-start=\"4821\" data-end=\"4959\">Les possibilit\u00e9s de fourniture sont \u00e9valu\u00e9es au cas par cas selon le pays de destination, le statut r\u00e9glementaire et l\u2019application pr\u00e9vue.<\/p>\n<h2 data-section-id=\"h1ttdv\" data-start=\"4961\" data-end=\"5002\">Fourniture Internationale &amp; Conformit\u00e9<\/h2>\n<p data-start=\"5004\" data-end=\"5060\">Gentrochema accompagne ses clients internationaux avec :<\/p>\n<ul data-start=\"5062\" data-end=\"5226\">\n<li data-section-id=\"1uwtdhq\" data-start=\"5062\" data-end=\"5081\">Logistique export<\/li>\n<li data-section-id=\"1jhzh9n\" data-start=\"5082\" data-end=\"5108\">Proc\u00e9dures douani\u00e8res T1<\/li>\n<li data-section-id=\"kmf5by\" data-start=\"5109\" data-end=\"5154\">Documentation pour marchandises dangereuses<\/li>\n<li data-section-id=\"1hjjy1b\" data-start=\"5155\" data-end=\"5196\">Coordination du transport international<\/li>\n<li data-section-id=\"cz49hs\" data-start=\"5197\" data-end=\"5226\">Communication r\u00e9glementaire<\/li>\n<\/ul>\n<p data-start=\"5228\" data-end=\"5452\">Les clients sont seuls responsables du respect de toutes les r\u00e9glementations locales, nationales et internationales applicables concernant l\u2019importation, l\u2019utilisation, le stockage et la manipulation du dichromate de sodium.<\/p>\n<h2 data-section-id=\"1nqcacl\" data-start=\"5454\" data-end=\"5479\">Demande d\u2019Informations<\/h2>\n<p data-start=\"5481\" data-end=\"5687\">Pour toute question r\u00e9glementaire, possibilit\u00e9 d\u2019exportation, sp\u00e9cification technique ou demande de fourniture internationale concernant le dichromate de sodium, veuillez contacter directement notre \u00e9quipe.<\/p>\n<p data-start=\"5689\" data-end=\"5735\" data-is-last-node=\"\" data-is-only-node=\"\">&#x1f449; 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