{"id":800,"date":"2026-01-22T19:21:53","date_gmt":"2026-01-22T19:21:53","guid":{"rendered":"https:\/\/microlab.tn\/?post_type=product&#038;p=800"},"modified":"2026-04-10T15:53:52","modified_gmt":"2026-04-10T15:53:52","slug":"membrane-dester-de-cellulose-mixte-hahnemuhle","status":"publish","type":"product","link":"https:\/\/microlab.tn\/index.php\/product\/membrane-dester-de-cellulose-mixte-hahnemuhle\/","title":{"rendered":"Membrane d\u2019ester de cellulose mixte Hahnem\u00fchle"},"content":{"rendered":"<p><span style=\"font-weight: 300;\">La membrane en ester de cellulose mixte <\/span><span style=\"font-weight: 300;\">Hahnem\u00fchle <\/span><span style=\"font-weight: 300;\">est id\u00e9ale pour la clarification et la st\u00e9rilisation de solutions aqueuses, pour les analyses microbiologiques et pour le comptage de particules.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Applications:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Les membranes avec une taille de pore de 0,45 \u03bcm sont utilis\u00e9es pour le d\u00e9nombrement des micro-organismes(analyses microbiologiques).<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Les membranes quadrill\u00e9es sont id\u00e9ales pour les analyses microbiologiques (d\u00e9nombrement bact\u00e9rien) de l\u2019eau, des produits pharmaceutiques, des boissons, des cosm\u00e9tiques, etc., notamment pour la mesure des bact\u00e9ries coliformes et autres germes.<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">St\u00e9rilisation des solutions et des milieux de culture (0,2 \u03bcm) \u2013 attention \u00e0 la fixation des prot\u00e9ines.<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Pr\u00e9-filtration, clarification et st\u00e9rilisation avant des analyses ult\u00e9rieures (0,45 \u03bcm).<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Mesures gravim\u00e9triques, \u00e9limination des particules dans les suspensions afin de d\u00e9terminer le degr\u00e9 d\u2019impuret\u00e9(stations d\u2019\u00e9puration, etc.).<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Les membranes \u00e0 pores plus larges (8 \u03bcm, 5 \u03bcm et 3 \u03bcm) sont utilis\u00e9es pour la chimiotaxie et la r\u00e9tention de cellules de grande taille.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 300;\">Une large gamme de formats est propos\u00e9e:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Membranes blanches, utilis\u00e9es pour les applications g\u00e9n\u00e9rales de laboratoire.<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Membranes st\u00e9rilis\u00e9es (conditionn\u00e9es en blisters individuels) garantissant l\u2019absence de contamination du filtre.<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Membranes quadrill\u00e9es (quadrillage 3,1 \u00d7 3,1 mm, grille noire sur membrane blanche ou grille blanche sur membrane noire) pour le comptage des colonies, m\u00e9thode standard de quantification.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 300;\">Test de st\u00e9rilit\u00e9 :<\/span><span style=\"font-weight: 300;\"><br \/>\n<\/span><span style=\"font-weight: 300;\">Aucune croissance n\u2019a \u00e9t\u00e9 observ\u00e9e lorsque les \u00e9chantillons st\u00e9rilis\u00e9s ont \u00e9t\u00e9 soumis au test de st\u00e9rilit\u00e9 sur sept jours, tel que d\u00e9crit par l\u2019USP.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Essais microbiologiques :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">R\u00e9tention de 10\u2077 organismes\/cm\u00b2 (<\/span><i><span style=\"font-weight: 300;\">Serratia marcescens<\/span><\/i><span style=\"font-weight: 300;\"> ATCC 14756).<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">R\u00e9cup\u00e9ration des coliformes f\u00e9caux &gt; 90 %.<\/span><\/li>\n<\/ul>\n<p><b>Sp\u00e9cifications<\/b><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 300;\">Grosseur des pores (<\/span><span style=\"font-weight: 300;\">\u03bcm)<\/span><\/td>\n<td><span style=\"font-weight: 300;\">\u00e9paisseur* (<\/span><span style=\"font-weight: 300;\">\u03bcm)<\/span><\/td>\n<td><span style=\"font-weight: 300;\">D\u00e9bit** (ml\/min)<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Point de bulle***(bar)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">0,20<\/span><\/td>\n<td><span style=\"font-weight: 300;\">130<\/span><\/td>\n<td><span style=\"font-weight: 300;\">10<\/span><\/td>\n<td><span style=\"font-weight: 300;\">3,5<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">0,45<\/span><\/td>\n<td><span style=\"font-weight: 300;\">130<\/span><\/td>\n<td><span style=\"font-weight: 300;\">25<\/span><\/td>\n<td><span style=\"font-weight: 300;\">2,0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">3<\/span><\/td>\n<td><span style=\"font-weight: 300;\">130<\/span><\/td>\n<td><span style=\"font-weight: 300;\">100<\/span><\/td>\n<td><span style=\"font-weight: 300;\">0,5<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">5<\/span><\/td>\n<td><span style=\"font-weight: 300;\">130<\/span><\/td>\n<td><span style=\"font-weight: 300;\">120<\/span><\/td>\n<td><span style=\"font-weight: 300;\">0,4<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">8<\/span><\/td>\n<td><span style=\"font-weight: 300;\">130<\/span><\/td>\n<td><span style=\"font-weight: 300;\">150<\/span><\/td>\n<td><span style=\"font-weight: 300;\">0,2<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 300;\">* Conform\u00e9ment \u00e0 DiN 53105 ** Conform\u00e9ment \u00e0 DiN 58355: valeur moyenne par cm\u00b2 de surface pour \u0394p = 0,9 bar *** Conform\u00e9ment \u00e0 DiN 58355<\/span><\/p>\n<p><br style=\"font-weight: 400;\" \/><br style=\"font-weight: 400;\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">En ac\u00e9tate de cellulose et nitrate de cellulose, hydrophile<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">D\u00e9bit \u00e9lev\u00e9, adsorption non sp\u00e9cifique \u00e9lev\u00e9e<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Convient pour les solutions aqueuses (pH 4-8), les hydrocarbures et certains solvants dilu\u00e9s<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Convient bien pour les analyses gravim\u00e9triques, poids constant<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Grande stabilit\u00e9 m\u00e9canique et r\u00e9sistant \u00e0 la manipulation<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Disponible en blanc, avec ou sans quadrillage (3,1 x 3,1 mm), st\u00e9rile et non st\u00e9rile<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Grosseur de pores disponibles de 0,2 \u03bcm \u00e0 0,45 \u03bcm<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Diam\u00e8tre du filtre de 47 mm et 50 mm<\/span><\/li>\n<\/ul>\n","protected":false},"featured_media":759,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[45],"product_tag":[],"class_list":["post-800","product","type-product","status-publish","has-post-thumbnail","product_cat-microbiologie-diagnostique","first","instock","shipping-taxable","product-type-simple"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product\/800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/comments?post=800"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/media\/759"}],"wp:attachment":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/media?parent=800"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_brand?post=800"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_cat?post=800"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_tag?post=800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}