{"id":3220,"date":"2020-09-11T07:03:33","date_gmt":"2020-09-11T07:03:33","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=3220"},"modified":"2026-04-28T10:41:46","modified_gmt":"2026-04-28T10:41:46","slug":"analytical-instruments-1","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/fr\/analytical-instruments-1\/","title":{"rendered":"Instruments analytiques achet\u00e9s par le laboratoire chimique de Longchang\uff081\uff09"},"content":{"rendered":"<h4 class=\"wp-block-heading\">1. PIC<\/h4>\n\n<!-- lc-qa-start -->\n<p><strong>R\u00e9ponse rapide :<\/strong> En mati\u00e8re de chimie industrielle g\u00e9n\u00e9rale, la d\u00e9cision commerciale la plus s\u00fbre consiste g\u00e9n\u00e9ralement \u00e0 v\u00e9rifier simultan\u00e9ment l&#039;ad\u00e9quation \u00e0 l&#039;application, les sp\u00e9cifications, la compatibilit\u00e9 du proc\u00e9d\u00e9 et les exigences de manipulation, plut\u00f4t que de se fier \u00e0 une seule r\u00e8gle simplifi\u00e9e.<\/p>\n<!-- lc-qa-end -->\n\n\n\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1030\" height=\"726\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer-1030x726.png\" alt=\"\" class=\"wp-image-3231\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer-1030x726.png 1030w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer-300x212.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer-768x542.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer-600x423.png 600w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Inductively-Coupled-Plasma-Atomic-Emission-Spectrometer.png 1269w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/figure>\n\n\n\n<h6 class=\"wp-block-heading\">Nom anglais : Inductively Coupled Plasma-Atomic Emission Spectrometer (Spectrom\u00e8tre d'\u00e9mission atomique \u00e0 plasma inductif)<br>Mod\u00e8le : Prodigy 7<br>Fabricant : Leeman Company<br>Origine : \u00c9tats-Unis<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Indicateurs techniques : R\u00e9solution optique : \u22640,007nm (\u00e0 200 nm) ; Stabilit\u00e9 : \u22641,0% ; R\u00e9p\u00e9tabilit\u00e9 \u22641,0% ;<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Limite de d\u00e9tection : \u03bcg\/L~\u03bcg\/mL Plage de longueur d'onde : 165nm-1100nm ; Type d'instrument : lecture directe \u00e0 spectre complet ; D\u00e9tecteur : D\u00e9tecteur \u00e0 semi-conducteurs CMOS.<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Fonction : Analyser qualitativement et quantitativement 68 \u00e9l\u00e9ments du tableau p\u00e9riodique. L'analyse quantitative peut analyser des \u00e9chantillons dans la plage de concentration de 0,01 \u00e0 100 \u03bcg\/mL (ppm), avec une pr\u00e9cision allant jusqu'\u00e0 0,01 ppm, et peut simultan\u00e9ment effectuer une injection d'\u00e9chantillon Plusieurs \u00e9l\u00e9ments dans l'\u00e9chantillon sont d\u00e9tect\u00e9s.<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Principe : Apr\u00e8s l'\u00e9vaporation et la gaz\u00e9ification de la solution de l'\u00e9chantillon, les \u00e9l\u00e9ments existent tous sous la forme d'atomes gazeux. Sous l'excitation du plasma, les atomes gazeux retournent de l'\u00e9tat excit\u00e9 \u00e0 l'\u00e9tat fondamental pour g\u00e9n\u00e9rer un rayonnement. L'instrument mesure la longueur d'onde et l'intensit\u00e9 de chaque ligne du spectre pour d\u00e9terminer le type et la concentration de l'\u00e9l\u00e9ment, afin d'effectuer une analyse qualitative et quantitative.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\">2. XRD<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1030\" height=\"773\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer-1030x773.jpg\" alt=\"\" class=\"wp-image-3232\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer-1030x773.jpg 1030w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer-300x225.jpg 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer-768x576.jpg 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer-600x450.jpg 600w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/X-Ray-Powder-Diffractometer.jpg 1269w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/figure>\n\n\n\n<h6 class=\"wp-block-heading\">Nom anglais : X-Ray Powder Diffractometer (diffractom\u00e8tre \u00e0 rayons X pour poudres)<br>Mod\u00e8le : D2 PHASER<br>Fabricant : Bruker<br>Origine : Allemagne<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Indicateurs techniques : Goniom\u00e8tre vertical Theta \/ Theta ;<br>2Plage de l'angle th\u00eata : -3~160\u00b0 ;<br>L'angle de marche minimal est de 0,002 ;<br>Pas besoin de lumi\u00e8re ; cible Cr\/Co\/Cu, tube lumineux de taille standard ;<br>Pas besoin d'ordinateur externe, conception int\u00e9gr\u00e9e du syst\u00e8me de contr\u00f4le des instruments et d'acquisition des donn\u00e9es ;<br>Aucun refroidissement externe par eau n'est n\u00e9cessaire ;<br>Aucun \u00e9talonnage pr\u00e9alable n'est n\u00e9cessaire ;<br>Puissance du g\u00e9n\u00e9rateur 300W, tension d'alimentation 90-250V, 50-60Hz, plug and play.<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Fonction : Utiliser le principe de la diffraction pour d\u00e9terminer la structure cristalline et la taille des grains de la poudre en fonction de la position du pic de diffraction et de la largeur \u00e0 mi-hauteur. La comparaison avec la biblioth\u00e8que de cartes standard permet de d\u00e9duire la structure et la composition de l'\u00e9chantillon inconnu et d'effectuer une analyse de phase pr\u00e9cise. Analyse qualitative, analyse quantitative.<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Principe : Pour les mat\u00e9riaux cristallins, lorsque le cristal \u00e0 mesurer pr\u00e9sente un angle diff\u00e9rent par rapport au rayon X incident, le plan cristallin qui rencontre la diffraction de Bragg sera d\u00e9tect\u00e9. Il se refl\u00e8te dans le spectre XRD sous la forme de pics de diffraction d'intensit\u00e9s diff\u00e9rentes. Les pics de diffraction peuvent \u00eatre utilis\u00e9s pour d\u00e9duire la structure des cristaux. Dans le m\u00eame temps, les positions des pics de diffraction sont \u00e9galement diff\u00e9rentes en raison de la diff\u00e9rence entre les plans cristallins des cristaux compos\u00e9s d'\u00e9l\u00e9ments diff\u00e9rents. Les moyens de d\u00e9tection des \u00e9l\u00e9ments correspondants peuvent \u00eatre compar\u00e9s \u00e0 des cristaux connus. Pour les mat\u00e9riaux amorphes, parce qu'il n'y a pas d'ordre \u00e0 longue port\u00e9e dans la structure cristalline, mais un ordre \u00e0 courte port\u00e9e dans quelques atomes, le diagramme XRD pr\u00e9sente des pics de diffusion diffuse.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\">3. SEM+EDX<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1030\" height=\"773\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope-1030x773.png\" alt=\"\" class=\"wp-image-3233\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope-1030x773.png 1030w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope-300x225.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope-768x576.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope-600x450.png 600w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Electron-Microscope.png 1269w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/figure>\n\n\n\n<h6 class=\"wp-block-heading\">Nom anglais : Electron Microscope<br>Mod\u00e8le : Pro X<br>Fabricant : PHENOM<br>Origine : Pays-Bas<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Indicateurs techniques : Microscope optique : grossissement 20-135 fois ; Microscope \u00e9lectronique : 150 000 fois ; D\u00e9tecteur : D\u00e9tecteur d'\u00e9lectrons r\u00e9trodiffus\u00e9s haute sensibilit\u00e9 \u00e0 quatre sections ; Mat\u00e9riau du filament : 1 500 heures de filament CeB6 ; r\u00e9solution de l'image des \u00e9lectrons r\u00e9trodiffus\u00e9s 8 nm (10 kV), r\u00e9solution de l'image des \u00e9lectrons secondaires 8 nm (10 kV) ; tension d'acc\u00e9l\u00e9ration : 5 kV-15 kV r\u00e9glable en continu ; temps de vide : moins de 15 secondes ; plage de l'\u00e9l\u00e9ment de d\u00e9tection : B (5)-Am (95) \u00e9l\u00e9ments ; d\u00e9tecteur de spectre \u00e9nerg\u00e9tique : d\u00e9tecteur de d\u00e9rive au silicium (SDD) ; m\u00e9thode de refroidissement : pas de refroidissement \u00e9lectrique par effet Peltier \u00e0 l'azote liquide ; r\u00e9solution \u00e9nerg\u00e9tique : &lt;123 eV (Mn Ka\u03b1) ; surface active du cristal du d\u00e9tecteur : 25 mm2<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Fonction : Vous pouvez observer directement la morphologie de la surface de l'\u00e9chantillon sans pulv\u00e9risation d'or, sans d\u00e9truire la structure de la surface de l'\u00e9chantillon, et obtenir en m\u00eame temps des informations qualitatives et quantitatives sur les \u00e9l\u00e9ments de surface de l'\u00e9chantillon.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\">4. FTIR<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1030\" height=\"687\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a-1030x687.jpg\" alt=\"\" class=\"wp-image-3227\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a-1030x687.jpg 1030w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a-300x200.jpg 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a-768x512.jpg 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a-600x400.jpg 600w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fourier-Transform-Infrared-Spectrometer_\u7231\u5947\u827a.jpg 1125w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/figure>\n\n\n\n<h6 class=\"wp-block-heading\">Nom anglais : Fourier Transform Infrared Spectrometer (Spectrom\u00e8tre infrarouge \u00e0 transform\u00e9e de Fourier)<br>Mod\u00e8le : Tenseur 27<br>Fabricant : Bruker<br>Origine : Allemagne<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Indicateurs techniques : Gamme du nombre d'ondes : 4000-400 cm-1 R\u00e9solution : 1 cm-1 ; rapport S\/B meilleur que 32 000:1 (test de 1 minute) ; interf\u00e9rom\u00e8tre ROCKSOLID, excellente performance sismique, sans entretien ; peut \u00eatre combin\u00e9 avec un microscope infrarouge, la perte de poids thermique, la chromatographie en phase gazeuse, le parc \u00e0 vibrations bicolore, etc : OPUS\/IR<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Fonction : Utilis\u00e9 pour mesurer les spectres infrarouges d'\u00e9chantillons solides, gazeux et liquides et les processus de r\u00e9action in situ, afin d'obtenir diff\u00e9rentes formes de liaisons et d'interactions dans l'\u00e9chantillon, et sur cette base, r\u00e9aliser l'identification de la composition du compos\u00e9, l'analyse de la structure du compos\u00e9 et la chimie de l'\u00e9chantillon Analyse cin\u00e9tique de la r\u00e9action.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\">5. FL<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1030\" height=\"773\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1-1030x773.jpg\" alt=\"\" class=\"wp-image-3234\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1-1030x773.jpg 1030w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1-300x225.jpg 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1-768x576.jpg 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1-600x450.jpg 600w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Fluorescence-Spectroscopy1.jpg 1269w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/figure>\n\n\n\n<h6 class=\"wp-block-heading\">Nom anglais : Fluorescence Spectroscopy<br>Mod\u00e8le : F7000<br>Fabricant : Hitachi<br>Origine : Japon Japon<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Indicateurs techniques : Gamme de longueurs d'onde d'excitation et d'\u00e9mission : 200-900 nm ; Sensibilit\u00e9 : S\/N \uff1e800 (RMS) ; S\/N \uff1e250 (PP) ; le pic Raman de l'eau est utilis\u00e9, la longueur d'onde d'excitation est de 350 nm, la largeur de bande spectrale est de 5 nm, le temps de r\u00e9ponse est de 2 s ; R\u00e9solution : 1,0 nm Pr\u00e9cision de la longueur d'onde : 1 nm ; Vitesse de balayage de la longueur d'onde : 30\/ 60\/ 240\/ 1200\/ 2400\/ 12000\/ 30000\/ 60000 nm\/min<\/h6>\n\n\n\n<h6 class=\"wp-block-heading\">Fonction : Mesurer le spectre d'excitation de fluorescence, le spectre d'\u00e9mission de fluorescence, le spectre tridimensionnel, etc. des mat\u00e9riaux luminescents. Il peut \u00e9galement effectuer un test de balayage temporel tridimensionnel et un test de dur\u00e9e de vie de la fluorescence.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Contactez-nous d\u00e8s maintenant !<\/strong><\/h4>\n\n\n\n<h6 class=\"wp-block-heading\">Nous acceptons les services personnalis\u00e9s et nous vous contacterons g\u00e9n\u00e9ralement dans les 24 heures. Vous pouvez \u00e9galement m'envoyer un courriel \u00e0 l'adresse info@longchangchemical.com pendant les heures de travail (de 8h30 \u00e0 18h00 UTC+8 du lundi au samedi) ou utiliser le chat en direct du site web pour obtenir une r\u00e9ponse rapide.<\/h6>\n\n\n\n<h4 class=\"wp-block-heading\">Cet article a \u00e9t\u00e9 r\u00e9dig\u00e9 par Longchang Chemical R&amp;D Department. Si vous souhaitez le copier ou le r\u00e9imprimer, veuillez en indiquer la source.<\/h4>\n\n\n<!-- lc-commercial-start -->\n<h2>Comment les acheteurs techniques \u00e9valuent g\u00e9n\u00e9ralement ce sujet chimique<\/h2>\n<p>Les d\u00e9cisions g\u00e9n\u00e9rales en mati\u00e8re de chimie deviennent g\u00e9n\u00e9ralement plus claires lorsque les \u00e9quipes passent de la th\u00e9orie \u00e0 l&#039;application pratique\u00a0: ce que le mat\u00e9riau doit faire, son degr\u00e9 de puret\u00e9 requis, son comportement dans le processus r\u00e9el et les contraintes en aval qu&#039;il doit respecter.<\/p>\n<ul>\n<li><strong>D\u00e9finissez d&#039;abord le cas d&#039;utilisation\u00a0:<\/strong> Les connaissances acquises en laboratoire et les achats industriels n\u00e9cessitent souvent des niveaux de d\u00e9tail diff\u00e9rents en mati\u00e8re de sp\u00e9cifications.<\/li>\n<li><strong>V\u00e9rifier la compatibilit\u00e9 des processus\u00a0:<\/strong> La manipulation, le m\u00e9lange, la stabilit\u00e9 et l&#039;interaction en aval d\u00e9terminent souvent si un mat\u00e9riau est pratique \u00e0 utiliser.<\/li>\n<li><strong>Analyser le comportement en mati\u00e8re de stockage et de transport\u00a0:<\/strong> La dur\u00e9e de conservation, la sensibilit\u00e9 \u00e0 l&#039;humidit\u00e9, la plage de temp\u00e9ratures et l&#039;emballage peuvent tous avoir une importance commerciale.<\/li>\n<li><strong>Utilisez la validation par \u00e9chantillonnage lorsque l&#039;application est critique\u00a0:<\/strong> Une confirmation \u00e0 petite \u00e9chelle permet souvent de gagner un temps pr\u00e9cieux avant une d\u00e9cision d&#039;achat d\u00e9finitive.<\/li>\n<\/ul>\n<h3>R\u00e9f\u00e9rences de produits recommand\u00e9es<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/photoinitiator-cq\/\">CHLUMINIT CQ<\/a>:<\/strong> Une r\u00e9f\u00e9rence directe pour les discussions sur le durcissement par la lumi\u00e8re visible et sensible \u00e0 la couleur.<\/li>\n<\/ul>\n<h3>FAQ pour les acheteurs et les formulateurs<\/h3>\n<p><strong>Pourquoi un mat\u00e9riau qui semble correct sur le papier peut-il s&#039;av\u00e9rer moins performant \u00e0 l&#039;usage\u00a0?<\/strong><br \/>Car les conditions r\u00e9elles de traitement, l&#039;interaction avec le substrat et le comportement au stockage peuvent r\u00e9v\u00e9ler des probl\u00e8mes qui ne sont pas \u00e9vidents lors d&#039;un examen simplifi\u00e9 des sp\u00e9cifications.<\/p>\n<p><strong>Le choix d&#039;un produit chimique technique doit-il toujours commencer par l&#039;option la moins co\u00fbteuse\u00a0?<\/strong><br \/>Pas g\u00e9n\u00e9ralement. Le prix d&#039;achat le plus bas n&#039;est pas toujours synonyme de co\u00fbt d&#039;utilisation le plus bas une fois pris en compte l&#039;ad\u00e9quation au processus, la stabilit\u00e9 et la qualit\u00e9 en aval.<\/p>\n<!-- lc-commercial-end -->","protected":false},"excerpt":{"rendered":"<p>1. ICP English name: Inductively Coupled Plasma-Atomic Emission SpectrometerModel: Prodigy 7Manufacturer: Leeman CompanyOrigin: United States Technical indicators: Optical resolution: \u22640.007nm (at 200 nm); Stability: \u22641.0%; Repeatability \u22641.0%; Detection limit: \u03bcg\/L~\u03bcg\/mL<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106],"tags":[],"class_list":["post-3220","post","type-post","status-publish","format-standard","hentry","category-laboratory-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Analytical Instruments purchased by Longchang Chemical Laboratory\uff081\uff09 - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"1. 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