{"id":674,"date":"2025-07-23T01:40:28","date_gmt":"2025-07-23T01:40:28","guid":{"rendered":"https:\/\/snowhouse.ca\/produit\/mos-200-mos-200-m-rapid-kinetics-uv-visible-and-fluorescence-optical-system\/"},"modified":"2025-11-17T16:53:37","modified_gmt":"2025-11-17T16:53:37","slug":"mos-200-mos-200-m-rapid-kinetics-uv-visible-and-fluorescence-optical-system","status":"publish","type":"product","link":"https:\/\/snowhouse.ca\/fr\/produit\/material-characterization\/stopped-flow-systems\/mos-200-mos-200-m-rapid-kinetics-uv-visible-and-fluorescence-optical-system\/","title":{"rendered":"MOS-200 et MOS-200\/M"},"content":{"rendered":"<h3><u><strong>MOS-200 et MOS-200\/M \u2013 Syst\u00e8me optique UV-visible et fluorescence \u00e0 cin\u00e9tique rapide<\/strong><\/u><\/h3>\n<h3><strong>Spectrom\u00e8tre \u00e0 double absorbance\/fluorescence<\/strong><\/h3>\n<p><a href=\"https:\/\/biologic.net\/products\/sfm2000-3000-4000-stopped-flow\/\"><u>Arr\u00eat de l&#039;\u00e9coulement<\/u><\/a>\u00a0Les syst\u00e8mes ont maintenant atteint\u00a0<u>Les sp\u00e9cifications de temps mort sont largement inf\u00e9rieures \u00e0 une milliseconde.<\/u><em>Il y a donc,<\/em>\u00a0Il est n\u00e9cessaire de disposer de d\u00e9tecteurs capables de mesurer le signal \u00e0 l&#039;\u00e9chelle de la microseconde et avec le rapport signal\/bruit le plus \u00e9lev\u00e9 possible afin de pr\u00e9server les pr\u00e9cieux \u00e9chantillons. Les variations de fluorescence et d&#039;absorbance sont les modes de d\u00e9tection les plus utilis\u00e9s en cin\u00e9tique rapide, car ces techniques sont g\u00e9n\u00e9ralement faciles \u00e0 mettre en \u0153uvre et tr\u00e8s sensibles.<\/p>\n<p>Les spectrom\u00e8tres modernes utilisent d\u00e9sormais un d\u00e9tecteur unique pour les mesures d&#039;absorbance et de fluorescence. La d\u00e9tection est r\u00e9alis\u00e9e gr\u00e2ce \u00e0 un tube photomultiplicateur (PMT) haute sensibilit\u00e9, optimis\u00e9 pour la gamme de longueurs d&#039;onde compl\u00e8te du spectrom\u00e8tre. Le passage de l&#039;absorbance \u00e0 la fluorescence s&#039;effectue en quelques secondes. Un second d\u00e9tecteur est disponible en option pour des mesures simultan\u00e9es d&#039;absorbance et de fluorescence, ou pour \u00e9tendre la gamme de d\u00e9tection \u00e0 la fluorescence FRET, \u00e0 la double fluorescence ou \u00e0 l&#039;anisotropie de type T.<\/p>\n<h3><strong>Vitesse et sensibilit\u00e9<\/strong><\/h3>\n<p>Le MOS-200 est un spectrom\u00e8tre de cin\u00e9tique rapide simple, rapide et sensible. Avec sa r\u00e9solution temporelle minimale de 10 \u00b5s et sa sensibilit\u00e9 nanomolaire, il est id\u00e9al pour les \u00e9tudes en flux arr\u00eat\u00e9. Ses modes d&#039;acquisition multi-temps permettent de suivre facilement les r\u00e9actions complexes \u00e0 diff\u00e9rentes \u00e9tapes. Une version \u00e0 monochromateur motoris\u00e9 (MOS-200\/M) est \u00e9galement disponible pour le balayage d&#039;excitation et les exp\u00e9riences multi-longueurs d&#039;onde. Sa double source lumineuse permet de passer quasi instantan\u00e9ment d&#039;un r\u00e9gime stationnaire \u00e0 une cin\u00e9tique rapide.<\/p>\n<h3>Caract\u00e9ristiques<\/h3>\n<ul>\n<li>200-820 nm et 0 nm (lumi\u00e8re blanche)<\/li>\n<li>Source lumineuse simple ou double (XeHg ou XeHg\/Xe)<\/li>\n<li>Monochromateur manuel ou motoris\u00e9<\/li>\n<li>Rapide et sensible<\/li>\n<li>Fr\u00e9quence d&#039;\u00e9chantillonnage de 10 \u00b5s \u00e0 1000 s<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<h4>Spectrom\u00e8tre de fluorescence \u00e0 double absorbance pour cin\u00e9tique rapide<\/h4>","protected":false},"featured_media":675,"template":"","meta":[],"product_brand":[550],"product_cat":[77,108],"product_tag":[],"document":[],"class_list":{"0":"post-674","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-biologic","7":"product_cat-stopped-flow-systems","8":"product_cat-spectrometers-stopped-flow-systems","10":"first","11":"instock","12":"purchasable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MOS-200 &amp; 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