{"id":9834,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/iso-719-2\/"},"modified":"2026-04-16T09:54:21","modified_gmt":"2026-04-16T01:54:21","slug":"iso-719","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/hr\/standard\/iso-719\/","title":{"rendered":"ISO 719"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0160to je ISO 719?<\/h2>\n\n\n\n<p><strong data-start=\"1071\" data-end=\"1087\">ISO 719:2020<\/strong> je me\u0111unarodni standard pod nazivom <em data-start=\"1125\" data-end=\"1220\">\u201cStaklo \u2014 Hidroliti\u010dka otpornost staklenih zrnaca pri 98 \u00b0C \u2014 Metoda ispitivanja i klasifikacija.\u201d<\/em> Definira postupak za ispitivanje otpornosti staklenih zrnaca na vodu pri povi\u0161enim temperaturama. Test mjeri volumen kiseline potrebne za neutralizaciju lu\u017eine izvu\u010dene iz odre\u0111ene mase stakla. Rezultati se mogu izvje\u0161tavati ili volumenom kiseline ili ekvivalentnim sadr\u017eajem natrijevog oksida, pru\u017eaju\u0107i kvantificiranu osnovu za klasifikaciju.<\/p>\n\n\n\n<p>Ovaj standard je posebno namijenjen za <strong data-start=\"1605\" data-end=\"1635\">manje otporne vrste stakla<\/strong>, kao \u0161to su <strong data-start=\"1645\" data-end=\"1664\">soda-vapnena stakla<\/strong>, za razliku od <strong data-start=\"1673\" data-end=\"1684\">ISO 720<\/strong>, koji je namijenjen borosilikatnim i drugim kemijski stabilnijim staklima.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hidroliti\u010dki test otpornosti stakla: za\u0161to je va\u017ean<\/h2>\n\n\n\n<p>The <strong data-start=\"1824\" data-end=\"1864\">hidroliti\u010dki test otpornosti za staklo<\/strong> odre\u0111uje koliko se alkalnog materijala ispire u vodu kada je staklo izlo\u017eeno visokim temperaturama. Ovi su podaci klju\u010dni za:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Osiguravanje kemijske stabilnosti <strong data-start=\"2032\" data-end=\"2061\">farmaceutski spremnici<\/strong> poput ampula, bo\u010dica i oralnih boca.<\/li>\n\n\n\n<li>Sprje\u010davanje razgradnje proizvoda uzrokovane interakcijom izme\u0111u ambala\u017ee i lijeka.<\/li>\n\n\n\n<li>Klasifikacija vrsta stakla prema trajnosti i odabir odgovaraju\u0107ih materijala za pakiranje.<\/li>\n<\/ul>\n\n\n\n<p>Niska ocjena hidroliti\u010dke otpornosti mo\u017ee ukazivati na rizik od ispu\u0161tanja lu\u017eina, \u0161to mo\u017ee ugroziti rok trajanja ili sigurnost sadr\u017eaja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Postupak ispitivanja zrnatosti stakla prema ISO 719<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Priprema uzorka<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2601\" data-end=\"2613\">Drobljenje<\/strong>Stakleni predmeti (kaljeni) ru\u010dno ili mehani\u010dki se zdrobe u \u010destice.<\/li>\n\n\n\n<li><strong data-start=\"2693\" data-end=\"2704\">Prosijavanje<\/strong>Zrna se odvajaju pomo\u0107u sita od 710 \u00b5m, 500 \u00b5m i 300 \u00b5m. Koriste se samo zrna koja prolaze kroz sito od 500 \u00b5m, ali se zadr\u017eavaju na sita od 300 \u00b5m.<\/li>\n\n\n\n<li><strong data-start=\"2841\" data-end=\"2853\">\u010ci\u0161\u0107enje<\/strong>Zrna se peru acetonom i \u010diste u ultrazvu\u010dnoj kupki. Zatim se su\u0161e na 140 \u00b0C.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Procedura testiranja<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2978\" data-end=\"2990\">Te\u017eina<\/strong>: 2 g \u010distih, suhih zrna odvagano je u svaku od tri volumetrijske boce.<\/li>\n\n\n\n<li><strong data-start=\"3069\" data-end=\"3083\">Ekstrakcija<\/strong>Fla\u0161e su napunjene vodom 2. kvalitete i zagrijavane u vodenoj kupki na 98 \u00b0C tijekom 60 minuta.<\/li>\n\n\n\n<li><strong data-start=\"3173\" data-end=\"3186\">Titracija<\/strong>Nakon hla\u0111enja, dio nadlo\u017ene teku\u0107ine titrira se metil crvenilom kao indikatorom kako bi se odredila koli\u010dina oslobo\u0111ene lu\u017eine.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Klasifikacija<\/h3>\n\n\n\n<p>Na temelju koli\u010dine titrata koji se upotrijebi, \u010da\u0161a se klasificira u klase otpornosti na hidrolizu. Ve\u0107e koli\u010dine ukazuju na ve\u0107e otpu\u0161tanje lu\u017eina, \u0161to sugerira ni\u017eu otpornost na hidrolizu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">U fokusu instrumenta: GHR-01A od Cell Instruments<\/h2>\n\n\n\n<p>Kako bi se pojednostavilo <a href=\"https:\/\/www.iso.org\/standard\/77843.html\" target=\"_blank\" rel=\"noopener nofollow\">ISO 719<\/a> proces testiranja i smanjiti ru\u010dni rad, Cell Instruments nudi <strong data-start=\"3695\" data-end=\"3747\">GHR-01A Tester hidroliti\u010dke otpornosti staklenog zrna<\/strong>. On automatizira <strong data-start=\"3766\" data-end=\"3808\">proces drobljenja i vibracijske prosijavanja<\/strong>, osiguravaju\u0107i ponovljivu i preciznu pripremu uzoraka.<br><strong data-start=\"3864\" data-end=\"3881\">Klju\u010dne karakteristike:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3885\" data-end=\"3919\">Automatsko drobljenje i prosijavanje<\/strong>: Osigurava uniformnost uzorka i uskla\u0111enost s ISO standardima.<\/li>\n\n\n\n<li><strong data-start=\"3984\" data-end=\"4007\">HMI dodirno su\u010delje<\/strong>: Pobolj\u0161ava kontrolu korisnika i jednostavnost rukovanja.<\/li>\n\n\n\n<li><strong data-start=\"4056\" data-end=\"4075\">Sigurnosne zna\u010dajke<\/strong>Za\u0161titni paneli od prskanja stakla i sustavi za prikupljanje otpada pobolj\u0161avaju sigurnost i \u010disto\u0107u u laboratoriju.<\/li>\n\n\n\n<li><strong data-start=\"4167\" data-end=\"4195\">Preciznost i u\u010dinkovitost<\/strong>Automatsko prosijavanje osigurava dosljednije uzorke za testiranje i minimizira ljudsku pogre\u0161ku.<a href=\"https:\/\/www.packqc.com\/hr\/product\/sale-glass-grain-hydrolytic-resistance-tester\/\"> <\/a><\/li>\n<\/ul>\n\n\n\n<p>GHR-01A se toplo preporu\u010duje laboratorijima i farmaceutskim tvrtkama koje \u017eele ispuniti zahtjeve norme ISO 719 i optimizirati procese kontrole kvalitete.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tKontaktirajte nas   Dobijte rje\u0161enje za testiranje prema ISO 719\t\t\t\t<\/h2>\n\n\n\n<p>ISO 719 igra klju\u010dnu ulogu u kvalifikaciji i klasifikaciji staklenih materijala koji se koriste u farmaceutskom pakiranju. Slijede\u0107i postupke ovog standarda, proizvo\u0111a\u010di i laboratoriji mogu precizno procijeniti <strong data-start=\"5254\" data-end=\"5279\">hidroliti\u010dki otpor<\/strong>, pobolj\u0161ati <strong data-start=\"5289\" data-end=\"5310\">osiguranje kvalitete<\/strong>, i osigurati uskla\u0111enost s propisima. S instrumentima poput Cell Instruments\u2019 <strong data-start=\"5386\" data-end=\"5397\">GHR-01A<\/strong>, proces testiranja postaje u\u010dinkovitiji, sigurniji i pouzdaniji\u2014omogu\u0107uju\u0107i va\u0161em laboratoriju da odr\u017ei najvi\u0161e standarde u sigurnosti i performansama proizvoda.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<p>1. Koja je svrha norme ISO 719?<br>ISO 719 se koristi za procjenu hidroliti\u010dke otpornosti staklenih zrnaca na 98 \u00b0C, poma\u017eu\u0107i u klasifikaciji kemijske trajnosti vrsta stakla, osobito soda-vapnenog stakla.<\/p>\n\n\n\n<p>2. Koje vrste stakla su prikladne za ispitivanje prema ISO 719?<br>Standard se primjenjuje na manje kemijski otporna stakla, prvenstveno na soda-vapneno staklo. Otpornije vrste, poput borosilikatnog stakla, treba ispitati prema ISO 720.<\/p>\n\n\n\n<p>3. Koja je veli\u010dina uzorka potrebna za ispitivanje prema ISO 719?<br>Potrebno je najmanje 2 grama zrna po ispitivanju, s veli\u010dinom zrna izme\u0111u 300 \u00b5m i 500 \u00b5m.<\/p>\n\n\n\n<p>4. Kako GHR-01A pobolj\u0161ava testiranje prema ISO 719?<br>GHR-01A automatizira procese drobljenja i prosijavanja, pobolj\u0161ava preciznost, smanjuje ru\u010dne pogre\u0161ke te pove\u0107ava sigurnost i u\u010dinkovitost u laboratoriju.<\/p>\n\n\n\n<p>5. \u0160to ukazuje na visok hidroliti\u010dki otpor?<br>Visoka otpornost zna\u010di nisko isprivanje alkalija, \u0161to ukazuje da je staklo kemijski stabilno i pogodno za farmaceutske primjene.<\/p>","protected":false},"excerpt":{"rendered":"<p>What is ISO 719? ISO 719:2020 is the international standard titled &#8220;Glass \u2014 Hydrolytic resistance of glass grains at 98 \u00b0C \u2014 Method of test and classification.&#8221; It defines a procedure for testing how resistant glass grains are to water at elevated temperatures. The test measures the volume of acid needed to neutralize alkali extracted [&hellip;]<\/p>","protected":false},"featured_media":5519,"parent":0,"template":"","meta":{"_acf_changed":true,"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":""}}},"standard-category":[612],"class_list":["post-9834","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-iso"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/standard\/9834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/media\/5519"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/media?parent=9834"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/hr\/wp-json\/wp\/v2\/standard-category?post=9834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}