{"id":2594,"date":"2026-04-27T09:06:04","date_gmt":"2026-04-27T09:06:04","guid":{"rendered":"https:\/\/www.pharmacopoeiatest.com\/?p=2594"},"modified":"2026-04-27T09:07:46","modified_gmt":"2026-04-27T09:07:46","slug":"usp-381","status":"publish","type":"post","link":"https:\/\/www.pharmacopoeiatest.com\/it\/usp-381\/","title":{"rendered":"USP 381"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2594\" class=\"elementor elementor-2594\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74ebbd5 e-flex e-con-boxed e-con e-parent\" data-id=\"74ebbd5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-91c17fd elementor-widget elementor-widget-heading\" data-id=\"91c17fd\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Test di funzionalit\u00e0 delle chiusure elastomeriche<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fe14a5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4fe14a5\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a8a222 elementor-widget elementor-widget-heading\" data-id=\"4a8a222\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">USP 381<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dde678c e-flex e-con-boxed e-con e-parent\" data-id=\"dde678c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-273bb55 elementor-widget elementor-widget-text-editor\" data-id=\"273bb55\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"5987\" data-end=\"6520\">La norma USP 381 definisce i requisiti relativi alle prove funzionali per i tappi elastomerici, concentrandosi sulla penetrabilit\u00e0, sulla frammentazione e sulle prestazioni di autosigillatura. Queste prove simulano le condizioni d\u2019uso reali per garantire che i tappi mantengano la loro integrit\u00e0, prevengano la contaminazione e consentano una penetrazione sicura dell\u2019ago. La conformit\u00e0 richiede una misurazione precisa della forza, procedure di perforazione controllate e un rilevamento affidabile delle perdite. Una strumentazione adeguata e metodi standardizzati aiutano i produttori a soddisfare i requisiti normativi e a garantire la sicurezza degli imballaggi farmaceutici.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57e0b85 elementor-widget elementor-widget-heading\" data-id=\"57e0b85\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Test di funzionalit\u00e0 delle chiusure elastomeriche<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fe4166a elementor-widget elementor-widget-text-editor\" data-id=\"fe4166a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"1199\" data-end=\"1298\">Il <strong data-start=\"1203\" data-end=\"1246\">prova di funzionalit\u00e0 delle chiusure elastomeriche<\/strong> nella norma USP 381 vengono valutati tre aspetti chiave delle prestazioni:<\/p><ul data-start=\"1300\" data-end=\"1367\"><li data-section-id=\"cecj6\" data-start=\"1300\" data-end=\"1319\"><strong data-start=\"1302\" data-end=\"1319\">Penetrabilit\u00e0<\/strong><\/li><li data-section-id=\"1jwi34l\" data-start=\"1320\" data-end=\"1339\"><strong data-start=\"1322\" data-end=\"1339\">Frammentazione<\/strong><\/li><li data-section-id=\"1pqh1g6\" data-start=\"1340\" data-end=\"1367\"><strong data-start=\"1342\" data-end=\"1367\">Capacit\u00e0 di autosigillatura<\/strong><\/li><\/ul><p data-start=\"1369\" data-end=\"1600\">Questi test simulano le condizioni di utilizzo reali, in particolare l'inserimento dell'ago durante la somministrazione del farmaco. Una corretta preparazione dei campioni \u00e8 fondamentale, poich\u00e9 i tappi devono essere trattati ed essiccati secondo le procedure specificate prima di procedere alla prova.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95ce1a1 elementor-widget elementor-widget-heading\" data-id=\"95ce1a1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Prova di penetrabilit\u00e0 per tappi in gomma<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-75c69a1 e-con-full e-flex e-con e-child\" data-id=\"75c69a1\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ec04e8e elementor-widget elementor-widget-text-editor\" data-id=\"ec04e8e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"1650\" data-end=\"1771\">Il <strong data-start=\"1654\" data-end=\"1696\">prova di permeabilit\u00e0 per tappi in gomma<\/strong> misura la forza necessaria affinch\u00e9 un ago ipodermico riesca a perforare la chiusura.<\/p><h3 data-section-id=\"oz1o92\" data-start=\"1773\" data-end=\"1793\">Principio del test<\/h3><p data-start=\"1794\" data-end=\"1965\">Un ago standardizzato (biseau lungo, 12 \u00b1 2\u00b0) penetra verticalmente nella chiusura. Il test quantifica la forza di resistenza, che influisce direttamente sull'usabilit\u00e0 in ambito clinico.<\/p><h3 data-section-id=\"wq11jx\" data-start=\"1967\" data-end=\"1989\">Requisiti fondamentali<\/h3><ul data-start=\"1990\" data-end=\"2100\"><li data-section-id=\"10c22n3\" data-start=\"1990\" data-end=\"2027\">Forza massima consentita: <strong data-start=\"2017\" data-end=\"2027\">\u2264 10 N<\/strong><\/li><li data-section-id=\"1ez278j\" data-start=\"2028\" data-end=\"2063\">Precisione di misurazione: <strong data-start=\"2052\" data-end=\"2063\">\u00b10,25 N<\/strong><\/li><li data-section-id=\"1yge908\" data-start=\"2064\" data-end=\"2100\">Ogni chiusura utilizza un <strong data-start=\"2086\" data-end=\"2100\">ago nuovo<\/strong><\/li><\/ul><h3 data-section-id=\"1hksdyr\" data-start=\"2102\" data-end=\"2125\">Approfondimenti pratici<\/h3><p data-start=\"2126\" data-end=\"2164\">Una forza di penetrazione eccessiva pu\u00f2 causare:<\/p><ul data-start=\"2165\" data-end=\"2285\"><li data-section-id=\"xe8wie\" data-start=\"2165\" data-end=\"2202\">Difficolt\u00e0 nella somministrazione del farmaco<\/li><li data-section-id=\"1nab9ao\" data-start=\"2203\" data-end=\"2231\">Piegatura o danneggiamento dell'ago<\/li><li data-section-id=\"1vqzmwf\" data-start=\"2232\" data-end=\"2285\">Esperienza utente insoddisfacente per gli operatori sanitari<\/li><\/ul><h3 data-section-id=\"1gkez9i\" data-start=\"2287\" data-end=\"2315\">Strumento consigliato<\/h3><p data-start=\"2316\" data-end=\"2558\">Il <strong data-start=\"2320\" data-end=\"2370\">Cell Instruments NPT-01 - Tester di perforazione con ago<\/strong> garantisce una misurazione precisa della forza con velocit\u00e0 e spostamento controllati. I suoi parametri di prova programmabili assicurano la conformit\u00e0 alla norma USP 381, migliorando al contempo la ripetibilit\u00e0 e l'efficienza.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e77be2a elementor-widget elementor-widget-image\" data-id=\"e77be2a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.pharmacopoeiatest.com\/it\/category\/product\/puncture-test\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"519\" height=\"1024\" src=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-519x1024.webp\" class=\"attachment-large size-large wp-image-2597\" alt=\"Test di funzionalit\u00e0 dei tappi per fiale USP 381 \u2013 Test di penetrabilit\u00e0 per tappi in gomma\" srcset=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-519x1024.webp 519w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-152x300.webp 152w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-768x1514.webp 768w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-779x1536.webp 779w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-1039x2048.webp 1039w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-6x12.webp 6w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/USP-381-vial-stopper-functionality-test-Penetrability-Test-for-Rubber-Stoppers-scaled.webp 1299w\" sizes=\"(max-width: 519px) 100vw, 519px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-feea50e elementor-widget elementor-widget-heading\" data-id=\"feea50e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Test di frammentazione<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc23b60 elementor-widget elementor-widget-text-editor\" data-id=\"bc23b60\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"2588\" data-end=\"2684\">La frammentazione valuta se, in seguito a ripetute punture con l'ago, si generano particelle di gomma.<\/p><h3 data-section-id=\"1ql2t3y\" data-start=\"2686\" data-end=\"2715\">Panoramica sulla procedura di prova<\/h3><ul data-start=\"2716\" data-end=\"2930\"><li data-section-id=\"1yd303t\" data-start=\"2716\" data-end=\"2765\">Le chiusure vengono montate sulle fiale e sottoposte a condizionamento<\/li><li data-section-id=\"1uvvl40\" data-start=\"2766\" data-end=\"2833\">Ogni chiusura \u00e8 forata <strong data-start=\"2794\" data-end=\"2831\">quattro volte in luoghi diversi<\/strong><\/li><li data-section-id=\"uwdzxz\" data-start=\"2834\" data-end=\"2896\">Il liquido estratto viene filtrato attraverso un <strong data-start=\"2875\" data-end=\"2894\">Filtro \u2264 0,5 \u03bcm<\/strong><\/li><li data-section-id=\"8cha51\" data-start=\"2897\" data-end=\"2930\">Vengono contate le particelle visibili<\/li><\/ul><h3 data-section-id=\"5d1q1o\" data-start=\"2932\" data-end=\"2957\">Criteri di accettazione<\/h3><ul data-start=\"2958\" data-end=\"2999\"><li data-section-id=\"xvrylq\" data-start=\"2958\" data-end=\"2999\"><strong data-start=\"2960\" data-end=\"2999\">Non pi\u00f9 di cinque frammenti visibili<\/strong><\/li><\/ul><h3 data-section-id=\"158i3g5\" data-start=\"3001\" data-end=\"3021\">Perch\u00e9 \u00e8 importante<\/h3><p data-start=\"3022\" data-end=\"3126\">La frammentazione comporta un rischio diretto di contaminazione. Le particelle che finiscono nei farmaci iniettabili possono causare:<\/p><ul data-start=\"3127\" data-end=\"3203\"><li data-section-id=\"1xfrf68\" data-start=\"3127\" data-end=\"3153\">Rischi per la sicurezza dei pazienti<\/li><li data-section-id=\"10i7v7z\" data-start=\"3154\" data-end=\"3183\">Non conformit\u00e0 normativa<\/li><li data-section-id=\"dwfxol\" data-start=\"3184\" data-end=\"3203\">Richiami di prodotto<\/li><\/ul><p data-start=\"3205\" data-end=\"3313\"><strong data-start=\"3205\" data-end=\"3233\">Verifica al microscopio<\/strong> viene utilizzato quando l'identificazione delle particelle \u00e8 incerta, garantendo l'affidabilit\u00e0 dei risultati.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c29c0a8 elementor-widget elementor-widget-heading\" data-id=\"c29c0a8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Prova di autosigillatura delle chiusure elastomeriche<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f3d6a1d e-con-full e-flex e-con e-child\" data-id=\"f3d6a1d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b26648c elementor-widget elementor-widget-text-editor\" data-id=\"b26648c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"3362\" data-end=\"3474\">Il <strong data-start=\"3366\" data-end=\"3407\">Prova di autosigillatura della chiusura elastomerica<\/strong> verifica la capacit\u00e0 della chiusura di richiudersi dopo ripetute forature.<\/p><h3 data-section-id=\"oh8qbz\" data-start=\"3476\" data-end=\"3493\">Metodo di prova<\/h3><ul data-start=\"3494\" data-end=\"3674\"><li data-section-id=\"ggzab5\" data-start=\"3494\" data-end=\"3536\">Ogni chiusura \u00e8 forata <strong data-start=\"3522\" data-end=\"3534\">10 volte<\/strong><\/li><li data-section-id=\"pmo2fq\" data-start=\"3537\" data-end=\"3595\">Le fiale vengono immerse in <strong data-start=\"3561\" data-end=\"3593\">Soluzione di blu di metilene 0,11 TP3T<\/strong><\/li><li data-section-id=\"ae9dix\" data-start=\"3596\" data-end=\"3633\">Un vuoto di <strong data-start=\"3610\" data-end=\"3620\">27 kPa<\/strong> viene applicato<\/li><li data-section-id=\"1296mch\" data-start=\"3634\" data-end=\"3674\">I campioni vengono esaminati per verificare la presenza di colorante<\/li><\/ul><h3 data-section-id=\"5d1q1o\" data-start=\"3676\" data-end=\"3701\">Criteri di accettazione<\/h3><ul data-start=\"3702\" data-end=\"3738\"><li data-section-id=\"7544vr\" data-start=\"3702\" data-end=\"3738\"><strong data-start=\"3704\" data-end=\"3738\">Nessuna penetrazione del colorante in nessuna fiala<\/strong><\/li><\/ul><h3 data-section-id=\"1w86a7q\" data-start=\"3740\" data-end=\"3761\">Approfondimenti sui test<\/h3><p data-start=\"3762\" data-end=\"3844\">Questo test simula l'utilizzo di fiale multidose. Una tenuta insufficiente pu\u00f2 comportare:<\/p><ul data-start=\"3845\" data-end=\"3917\"><li data-section-id=\"u9or8\" data-start=\"3845\" data-end=\"3872\">Contaminazione microbica<\/li><li data-section-id=\"zpsekz\" data-start=\"3873\" data-end=\"3894\">Perdita della sterilit\u00e0<\/li><li data-section-id=\"76r0zi\" data-start=\"3895\" data-end=\"3917\">Durata di conservazione ridotta<\/li><\/ul><h3 data-section-id=\"1gkez9i\" data-start=\"3919\" data-end=\"3947\">Strumento consigliato<\/h3><p data-start=\"3948\" data-end=\"4182\">Il <strong data-start=\"3952\" data-end=\"3990\">Tester di tenuta Cell Instruments LT-03<\/strong> offre un controllo stabile del vuoto e un sistema di rilevamento visivo, rendendolo ideale per i test di infiltrazione con blu di metilene. Le sue camere personalizzabili si adattano a fiale di varie dimensioni, migliorando la flessibilit\u00e0 dei test.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5db9dc5 elementor-widget elementor-widget-image\" data-id=\"5db9dc5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.pharmacopoeiatest.com\/it\/vacuum-leak-tester-for-syringe-plunger-stopper-and-seal\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"589\" height=\"1024\" src=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-589x1024.webp\" class=\"attachment-large size-large wp-image-2598\" alt=\"Tester di tenuta per la prova di autosigillatura delle chiusure elastomeriche secondo la norma USP 381\" srcset=\"https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-589x1024.webp 589w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-173x300.webp 173w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-768x1336.webp 768w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-883x1536.webp 883w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-1178x2048.webp 1178w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-7x12.webp 7w, https:\/\/www.pharmacopoeiatest.com\/wp-content\/uploads\/2026\/04\/Leak-tester-for-uso-381-Elastomeric-Closure-Self-Sealing-Test-scaled.webp 1472w\" sizes=\"(max-width: 589px) 100vw, 589px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0cae69b elementor-widget elementor-widget-text-editor\" data-id=\"0cae69b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p data-start=\"6536\" data-end=\"6949\">Garantire la conformit\u00e0 con <a href=\"https:\/\/www.uspnf.com\/sites\/default\/files\/usp_pdf\/EN\/USPNF\/revisions\/381_elastomeric_closure_for_injections_rb_notice.pdf\" target=\"_blank\" rel=\"noopener\">USP 381<\/a> effettuando test precisi di permeabilit\u00e0, frammentazione e autosigillatura. Grazie a strumenti avanzati come l\u2019NPT-01 e l\u2019LT-03, i laboratori possono eseguire test accurati, ripetibili ed efficienti. Ottimizzate il vostro flusso di lavoro di controllo qualit\u00e0, riducete i rischi e soddisfate gli standard farmaceutici globali con soluzioni affidabili per il collaudo delle chiusure elastomeriche, su misura per le vostre esigenze applicative.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Prova di funzionalit\u00e0 delle chiusure elastomeriche USP 381 La norma USP 381 definisce i requisiti per le prove di funzionalit\u00e0 delle chiusure elastomeriche, concentrandosi sulla penetrabilit\u00e0, sulla frammentazione e sulle prestazioni di autosigillatura. Queste prove simulano le condizioni d\u2019uso reali per garantire che le chiusure mantengano la loro integrit\u00e0, prevengano la contaminazione e consentano una penetrazione sicura dell\u2019ago. La conformit\u00e0 richiede una misurazione precisa della forza, procedure di puntura controllate e un rilevamento affidabile delle perdite. Una strumentazione adeguata e [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[26],"tags":[],"class_list":["post-2594","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"pharmacopoeiatest","author_link":"https:\/\/www.pharmacopoeiatest.com\/it\/author\/pharmacopoeiatest\/"},"uagb_comment_info":0,"uagb_excerpt":"Elastomeric Closures Functionality Test USP 381 USP 381 defines functional testing requirements for elastomeric closures, focusing on penetrability, fragmentation, and self-sealing performance. These tests simulate real usage conditions to ensure closures maintain integrity, prevent contamination, and allow safe needle penetration. Compliance requires precise force measurement, controlled puncture procedures, and reliable leak detection. Proper instrumentation and&hellip;","_links":{"self":[{"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/posts\/2594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/comments?post=2594"}],"version-history":[{"count":6,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/posts\/2594\/revisions"}],"predecessor-version":[{"id":2605,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/posts\/2594\/revisions\/2605"}],"wp:attachment":[{"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/media?parent=2594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/categories?post=2594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pharmacopoeiatest.com\/it\/wp-json\/wp\/v2\/tags?post=2594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}