{"id":120682,"date":"2024-07-01T18:39:16","date_gmt":"2024-07-01T18:39:16","guid":{"rendered":"https:\/\/phoeniximpact.ca\/2024\/07\/01\/analyse-de-surface-par-ftir\/"},"modified":"2024-07-01T19:17:17","modified_gmt":"2024-07-01T19:17:17","slug":"analyse-de-surface-par-ftir","status":"publish","type":"post","link":"https:\/\/phoeniximpact.ca\/fr\/2024\/07\/01\/analyse-de-surface-par-ftir\/","title":{"rendered":"Analyse de surface par FTIR"},"content":{"rendered":"

[vc_row row_height_percent=\u00a0\u00bb0″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb2″ top_padding=\u00a0\u00bb2″ bottom_padding=\u00a0\u00bb2″ back_color=\u00a0\u00bbcolor-366045″ overlay_alpha=\u00a0\u00bb50″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb3″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb224020″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_column column_width_percent=\u00a0\u00bb100″ position_vertical=\u00a0\u00bbmiddle\u00a0\u00bb align_horizontal=\u00a0\u00bbalign_center\u00a0\u00bb gutter_size=\u00a0\u00bb2″ overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb2\/3″ uncode_shortcode_id=\u00a0\u00bb122956″][vc_custom_heading text_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb heading_semantic=\u00a0\u00bbh1″ text_size=\u00a0\u00bbh4″ text_transform=\u00a0\u00bbuppercase\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb989194″ text_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb]Validation<\/span>[\/vc_custom_heading][vc_custom_heading text_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb heading_semantic=\u00a0\u00bbh1″ text_size=\u00a0\u00bbfontsize-155944″ text_weight=\u00a0\u00bb600″ text_space=\u00a0\u00bbfontspace-781688″ uncode_shortcode_id=\u00a0\u00bb465361″ text_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb]Analyse de surface par FTIR<\/span>[\/vc_custom_heading][vc_empty_space empty_h=\u00a0\u00bb1″][vc_button button_color=\u00a0\u00bbcolor-118531″ radius=\u00a0\u00bbbtn-round\u00a0\u00bb outline=\u00a0\u00bbyes\u00a0\u00bb border_width=\u00a0\u00bb0″ link=\u00a0\u00bburl:https%3A%2F%2Fphoeniximpact.ca%2Ffr%2Fvalidation%2F%23contact|title:Contact|\u00a0\u00bb button_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb988730″]Sugg\u00e9rer des tests suppl\u00e9mentaires[\/vc_button][\/vc_column][vc_column column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb3″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb0″ back_image=\u00a0\u00bb120675″ parallax=\u00a0\u00bbyes\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/3″ uncode_shortcode_id=\u00a0\u00bb294752″][vc_single_image media=\u00a0\u00bb119266″ media_width_percent=\u00a0\u00bb100″ alignment=\u00a0\u00bbright\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb173810″][\/vc_column][\/vc_row][vc_row row_height_percent=\u00a0\u00bb0″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb2″ top_padding=\u00a0\u00bb3″ bottom_padding=\u00a0\u00bb0″ overlay_alpha=\u00a0\u00bb50″ gutter_size=\u00a0\u00bb3″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb146190″][vc_column column_width_percent=\u00a0\u00bb100″ align_horizontal=\u00a0\u00bbalign_center\u00a0\u00bb gutter_size=\u00a0\u00bb3″ overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb0″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/1″ uncode_shortcode_id=\u00a0\u00bb926637″][vc_custom_heading text_color=\u00a0\u00bbcolor-118531″ heading_semantic=\u00a0\u00bbh3″ text_size=\u00a0\u00bbh3″ text_weight=\u00a0\u00bb700″ text_transform=\u00a0\u00bbuppercase\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb164072″ text_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb]Analyse des r\u00e9sidus de sang et de bi\u00e8re[\/vc_custom_heading][\/vc_column][\/vc_row][vc_row row_height_percent=\u00a0\u00bb0″ overlay_alpha=\u00a0\u00bb50″ gutter_size=\u00a0\u00bb3″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb110092″ shape_dividers=\u00a0\u00bb\u00a0\u00bb][vc_column column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb3″ style=\u00a0\u00bblight\u00a0\u00bb overlay_alpha=\u00a0\u00bb100″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb0″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/1″ uncode_shortcode_id=\u00a0\u00bb608059″][vc_column_text text_lead=\u00a0\u00bbyes\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb630839″]La FTIR est une technique permettant de d\u00e9terminer les liaisons chimiques pr\u00e9sentes \u00e0 la surface de l’\u00e9chantillon \u00e9tudi\u00e9. En comparant le spectre d’un consommable neuf et celui d’un consommable reconditionn\u00e9, on peut d\u00e9terminer la pr\u00e9sence de r\u00e9sidus \u00e0 la surface du plastique. Cette technique a \u00e9t\u00e9 utilis\u00e9e ici pour analyser la surface de tubes coniques en polypropyl\u00e8ne de 50 ml qui contenaient auparavant du sang ou de la bi\u00e8re.[\/vc_column_text][\/vc_column][\/vc_row][vc_row row_height_percent=\u00a0\u00bb0″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb0″ top_padding=\u00a0\u00bb0″ bottom_padding=\u00a0\u00bb0″ overlay_alpha=\u00a0\u00bb50″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb2″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb523271″][vc_column column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb0″ back_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb-2″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb0″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/2″ uncode_shortcode_id=\u00a0\u00bb157015″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_row_inner row_inner_height_percent=\u00a0\u00bb100″ overlay_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb30″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ limit_content=\u00a0\u00bb\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb173049″ overlay_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb shape_dividers=\u00a0\u00bb\u00a0\u00bb][vc_column_inner column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb1″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb0″ style=\u00a0\u00bblight\u00a0\u00bb back_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ radius=\u00a0\u00bbxl\u00a0\u00bb width=\u00a0\u00bb1\/2″ mobile_height=\u00a0\u00bb300″ uncode_shortcode_id=\u00a0\u00bb297661″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_single_image media=\u00a0\u00bb120677″ media_width_percent=\u00a0\u00bb100″ uncode_shortcode_id=\u00a0\u00bb118844″][\/vc_column_inner][vc_column_inner column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb2″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb3″ style=\u00a0\u00bblight\u00a0\u00bb back_color=\u00a0\u00bbaccent\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ radius=\u00a0\u00bbxl\u00a0\u00bb width=\u00a0\u00bb1\/2″ uncode_shortcode_id=\u00a0\u00bb167182″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_icon icon_image=\u00a0\u00bb119150″ media_size=\u00a0\u00bb70″ text_size=\u00a0\u00bbh2″ align=\u00a0\u00bbleft\u00a0\u00bb title=\u00a0\u00bbContr\u00f4le des r\u00e9sidus de bi\u00e8re\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb115640″]Nous observons que le spectre du nouveau tube est caract\u00e9ristique du polypropyl\u00e8ne, comme pr\u00e9vu. Le spectre du tube contenant un r\u00e9sidu de bi\u00e8re pr\u00e9sente des pics suppl\u00e9mentaires \u00e0 ceux caract\u00e9ristiques du polypropyl\u00e8ne. Ces pics d’absorption infrarouge sont typiques des groupes O-H, C=O et C-N ou C-O, tous pr\u00e9sents dans la bi\u00e8re. Enfin, le tube reconditionn\u00e9 est en tous points similaire au tube neuf, indiquant l’absence des groupes O-H, C=O et C-N \/ C-O en quantit\u00e9s d\u00e9tectables.[\/vc_icon][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=\u00a0\u00bb0″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb0″ top_padding=\u00a0\u00bb0″ bottom_padding=\u00a0\u00bb0″ overlay_alpha=\u00a0\u00bb50″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb2″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb891843″][vc_column column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb0″ back_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb-2″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb0″ mobile_width=\u00a0\u00bb0″ width=\u00a0\u00bb1\/2″ uncode_shortcode_id=\u00a0\u00bb157015″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_row_inner row_inner_height_percent=\u00a0\u00bb100″ overlay_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb30″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ limit_content=\u00a0\u00bb\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb160230″ overlay_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb shape_dividers=\u00a0\u00bb\u00a0\u00bb][vc_column_inner column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb1″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb0″ style=\u00a0\u00bblight\u00a0\u00bb back_color=\u00a0\u00bbcolor-xsdn\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ radius=\u00a0\u00bbxl\u00a0\u00bb width=\u00a0\u00bb1\/2″ mobile_height=\u00a0\u00bb300″ uncode_shortcode_id=\u00a0\u00bb297661″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_single_image media=\u00a0\u00bb120679″ media_width_percent=\u00a0\u00bb100″ uncode_shortcode_id=\u00a0\u00bb141129″][\/vc_column_inner][vc_column_inner column_width_percent=\u00a0\u00bb100″ gutter_size=\u00a0\u00bb2″ override_padding=\u00a0\u00bbyes\u00a0\u00bb column_padding=\u00a0\u00bb3″ style=\u00a0\u00bblight\u00a0\u00bb back_color=\u00a0\u00bbaccent\u00a0\u00bb overlay_alpha=\u00a0\u00bb50″ shift_x=\u00a0\u00bb0″ shift_y=\u00a0\u00bb0″ shift_y_down=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ medium_width=\u00a0\u00bb4″ mobile_width=\u00a0\u00bb0″ radius=\u00a0\u00bbxl\u00a0\u00bb width=\u00a0\u00bb1\/2″ uncode_shortcode_id=\u00a0\u00bb167182″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_icon icon_image=\u00a0\u00bb119148″ media_size=\u00a0\u00bb70″ text_size=\u00a0\u00bbh2″ align=\u00a0\u00bbleft\u00a0\u00bb title=\u00a0\u00bbAnalyse des r\u00e9sidus sanguins\u00a0\u00bb uncode_shortcode_id=\u00a0\u00bb105226″]Nous observons que le spectre du nouveau tube est caract\u00e9ristique du polypropyl\u00e8ne, comme pr\u00e9vu. Le spectre du tube contenant les r\u00e9sidus de sang pr\u00e9sente le spectre typique du sang. Le tube reconditionn\u00e9 est en tous points semblable au nouveau, ce qui indique l’efficacit\u00e9 du proc\u00e9d\u00e9 pour \u00e9liminer les prot\u00e9ines (indiqu\u00e9es par les \u00e9tirements amide I, amide II, amide A, amide B, C-OH et COO), les lipides (indiqu\u00e9s par les liaisons CH2, CH3 et C=O), les acides nucl\u00e9iques (indiqu\u00e9s par les liaisons PO2) et les hydrates de carbone (indiqu\u00e9s par les liaisons CO-O-H).<\/p>\n

Au cours de cette exp\u00e9rience, un lave-vaisselle de laboratoire utilisant un nettoyant enzymatique a \u00e9galement \u00e9t\u00e9 utilis\u00e9. On peut voir que ce processus n’a pas permis une \u00e9limination compl\u00e8te des compos\u00e9s amide I et amide II, ce qui sugg\u00e8re que certaines prot\u00e9ines subsistent apr\u00e8s le nettoyage. Notre proc\u00e9d\u00e9 semble donc mieux adapt\u00e9 au nettoyage du sang pr\u00e9sent sur le plastique PP que le nettoyage enzymatique.[\/vc_icon][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

[vc_row row_height_percent=\u00a0\u00bb0″ override_padding=\u00a0\u00bbyes\u00a0\u00bb h_padding=\u00a0\u00bb2″ top_padding=\u00a0\u00bb2″ bottom_padding=\u00a0\u00bb2″ back_color=\u00a0\u00bbcolor-366045″ overlay_alpha=\u00a0\u00bb50″ equal_height=\u00a0\u00bbyes\u00a0\u00bb gutter_size=\u00a0\u00bb3″ column_width_percent=\u00a0\u00bb100″ shift_y=\u00a0\u00bb0″ z_index=\u00a0\u00bb0″ uncode_shortcode_id=\u00a0\u00bb224020″ back_color_type=\u00a0\u00bbuncode-palette\u00a0\u00bb][vc_column column_width_percent=\u00a0\u00bb100″ position_vertical=\u00a0\u00bbmiddle\u00a0\u00bb align_horizontal=\u00a0\u00bbalign_center\u00a0\u00bb gutter_size=\u00a0\u00bb2″ overlay_alpha=\u00a0\u00bb50″ […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[166],"tags":[],"class_list":["post-120682","post","type-post","status-publish","format-standard","hentry","category-validation-fr"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/posts\/120682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/comments?post=120682"}],"version-history":[{"count":0,"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/posts\/120682\/revisions"}],"wp:attachment":[{"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/media?parent=120682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/categories?post=120682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phoeniximpact.ca\/fr\/wp-json\/wp\/v2\/tags?post=120682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}