{"id":549,"date":"2026-01-09T18:21:05","date_gmt":"2026-01-09T18:21:05","guid":{"rendered":"https:\/\/microlab.tn\/?post_type=product&#038;p=549"},"modified":"2026-04-09T21:07:07","modified_gmt":"2026-04-09T21:07:07","slug":"ensemble-de-tampon-nutritif-de-serum-dorange-ph-5-5-detection-des-germes-acidophiles-et-tolerants-a-lacidite","status":"publish","type":"product","link":"https:\/\/microlab.tn\/index.php\/product\/ensemble-de-tampon-nutritif-de-serum-dorange-ph-5-5-detection-des-germes-acidophiles-et-tolerants-a-lacidite\/","title":{"rendered":"Ensemble de tampon nutritif de S\u00e9rum d\u2019orange pH 5.5 : d\u00e9tection des germes acidophiles et tol\u00e9rants \u00e0 l\u2019acidit\u00e9"},"content":{"rendered":"<p><span style=\"font-weight: 300;\">Les Orange S\u00e9rum-NPS sont utilis\u00e9s pour la d\u00e9tection et le d\u00e9nombrement des microorganismes acidophiles dans les jus de fruits, les boissons non alcoolis\u00e9es et autres types de boissons.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">La composition de ce milieu, notamment la pr\u00e9sence de s\u00e9rum d\u2019orange, associ\u00e9e au pH faible, offre des conditions de croissance optimales pour ces micro-organismes dans les boissons contenant des jus de fruits ou des composantes de fruits. La croissance des autres microorganismes est inhib\u00e9e par le pH faible. Une incubation en conditions ana\u00e9robies ou microa\u00e9rophiles favorise le d\u00e9veloppement des lactobacilles plus exigeants.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Apr\u00e8s humidification avec 3,0 \u00e0 3,5 ml d\u2019eau st\u00e9rile, distill\u00e9e ou d\u00e9min\u00e9ralis\u00e9e, les milieux sont imm\u00e9diatement pr\u00eats \u00e0 l\u2019emploi. Le niveau d\u2019humidit\u00e9 optimal est atteint lorsqu\u2019un l\u00e9ger exc\u00e8s d\u2019eau est visible autour du tampon.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">La pr\u00e9sence d\u2019azoture de sodium inhibe efficacement la croissance des bact\u00e9ries autres que les ent\u00e9rocoques, garantissant une s\u00e9lectivit\u00e9 \u00e9lev\u00e9e. Le TTC, m\u00e9tabolis\u00e9 par les ent\u00e9rocoques en formazan rouge, facilite quant \u00e0 lui l\u2019identification et le d\u00e9nombrement des petites colonies.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Le milieu est fabriqu\u00e9 et test\u00e9 conform\u00e9ment \u00e0 la norme ISO 11133:2014 + Amd. 2:2018, garantissant performance et fiabilit\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Les Nutrient Pad Sets (NPS) sont des milieux nutritifs d\u00e9shydrat\u00e9s et st\u00e9riles, imm\u00e9diatement utilisables apr\u00e8s ajout d\u2019eau st\u00e9rile. Constitu\u00e9s d\u2019un tampon en cellulose biologiquement inerte, ils servent de support au milieu sans interagir chimiquement, assurant ainsi une disponibilit\u00e9 compl\u00e8te des nutriments pour la croissance microbienne.<\/span><span style=\"font-weight: 300;\"><br \/>\n<\/span><span style=\"font-weight: 300;\">Chaque NPS repose sur une formulation conforme aux normes et r\u00e9glementations applicables.<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Par rapport aux milieux g\u00e9los\u00e9s traditionnels, les NPS pr\u00e9sentent plusieurs avantages :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Stockage \u00e0 temp\u00e9rature ambiante<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Dur\u00e9e de conservation jusqu\u2019\u00e0 2 ans<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Pr\u00eats \u00e0 l\u2019emploi imm\u00e9diatement apr\u00e8s humidification<\/span><\/li>\n<li style=\"font-weight: 300;\" aria-level=\"1\"><span style=\"font-weight: 300;\">Manipulation facile<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 300;\">Sp\u00e9cifications\u00a0<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 300;\">Profile<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Milieux de culture d\u00e9shydrat\u00e9s 50 mm dans des bo\u00eetes de P\u00e9tri, st\u00e9riles<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Couleur<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Beige\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Composition<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Selon Hays (1951)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Filtre \u00e0 membrane recommand\u00e9<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Vert \u00e0 grille, porosit\u00e9 0,45 \u00b5m<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Incubation recommand\u00e9e<\/span><\/td>\n<td><span style=\"font-weight: 300;\">2-3 jours \u00e0 30\u00b0C dans des conditions ana\u00e9robies<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Croissance<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Croissance des levures et moisissures est r\u00e9duite sous l\u2019effet de l&#8217;actidione<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Quantit\u00e9<\/span><\/td>\n<td><span style=\"font-weight: 300;\">50 ou 100\/ PK<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Stockage<\/span><\/td>\n<td><span style=\"font-weight: 300;\">Dans un endroit sombre et sec \u00e0 temp\u00e9rature ambiante<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 300;\">Dur\u00e9e de conservation<\/span><\/td>\n<td><span style=\"font-weight: 300;\">2 ans apr\u00e8s st\u00e9rilisation<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li aria-level=\"1\"><span style=\"font-weight: 300;\">Milieu de culture d\u00e9shydrat\u00e9 st\u00e9rile ins\u00e9r\u00e9 dans une bo\u00eete de Petri 50 mm utilis\u00e9 pour la<\/span> <span style=\"font-weight: 300;\">m\u00e9thode de filtration sur membrane ou la technique d\u2019isolement.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-weight: 300;\">D\u00e9tection des microorganismes acidophiles dans les boissons et denr\u00e9es alimentaires.<\/span><\/li>\n<li aria-level=\"1\">Fabricant : <span style=\"font-weight: 300;\">Dr. M\u00f6ller &amp; Schmelz\u00ae<\/span><\/li>\n<li aria-level=\"1\">R\u00e9f\u00e9rence : 0<\/li>\n<\/ul>\n","protected":false},"featured_media":941,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[29,28],"product_tag":[],"class_list":["post-549","product","type-product","status-publish","has-post-thumbnail","product_cat-agroalimentaire","product_cat-analyse-microbiologique-biochimique","first","instock","shipping-taxable","product-type-simple"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product\/549","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=549"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/media\/941"}],"wp:attachment":[{"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/media?parent=549"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_brand?post=549"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_cat?post=549"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/microlab.tn\/index.php\/wp-json\/wp\/v2\/product_tag?post=549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}