{"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\/bs\/standard\/iso-719\/","title":{"rendered":"ISO 719"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0160ta 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 zrna na vodu pri povi\u0161enim temperaturama. Test mjeri volumen kiseline potrebne za neutralizaciju alkalija izvu\u010denih iz odre\u0111ene mase stakla. Rezultati se mogu izvesti ili kao volumen kiseline ili kao ekvivalentni sadr\u017eaj 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 je <strong data-start=\"1645\" data-end=\"1664\">staklo soda-kre\u010d<\/strong>, za razliku od <strong data-start=\"1673\" data-end=\"1684\">ISO 720<\/strong>, koji je namijenjen borosilikatnim i drugim, hemijski 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 alkalnog materijala se isperu u vodu kada je staklo izlo\u017eeno visokim temperaturama. Ovi podaci su klju\u010dni za:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Osiguravanje hemijske stabilnosti <strong data-start=\"2032\" data-end=\"2061\">farmaceutski spremnici<\/strong> kao ampule, bo\u010dice i oralne bo\u010dice.<\/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 na osnovu trajnosti i odabir odgovaraju\u0107ih materijala za pakovanje.<\/li>\n<\/ul>\n\n\n\n<p>Lo\u0161a ocjena hidroliti\u010dke otpornosti mo\u017ee ukazivati na rizik od isplavljivanja alkali, \u0161to mo\u017ee ugroziti rok trajanja ili sigurnost sadr\u017eaja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Postupak ispitivanja zrnatosti stakla zasnovan na 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 (kaleni) ru\u010dno ili mehani\u010dki se drobe u \u010destice.<\/li>\n\n\n\n<li><strong data-start=\"2693\" data-end=\"2704\">Prosijavanje<\/strong>Zrna se odvajaju pomo\u0107u sitoa od 710 \u00b5m, 500 \u00b5m i 300 \u00b5m. Koriste se samo zrna koja prolaze kroz sito od 500 \u00b5m, ali se zadr\u017eavaju na sito 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 se odvagne u svaku od tri volumetrijske boce.<\/li>\n\n\n\n<li><strong data-start=\"3069\" data-end=\"3083\">Ekstrakcija<\/strong>: Boce su napunjene vodom drugog kvaliteta i zagrijavaju se u vodenoj kupki na 98\u00b0C tokom 60 minuta.<\/li>\n\n\n\n<li><strong data-start=\"3173\" data-end=\"3186\">Titracija<\/strong>Nakon hla\u0111enja, dio supernatantne te\u010dnosti se titrira koriste\u0107i metil crvenilo kao indikator kako bi se odredila koli\u010dina oslobo\u0111ene baze.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Klasifikacija<\/h3>\n\n\n\n<p>Na osnovu koli\u010dine titrata upotrijebljenog, \u010da\u0161a se klasificira u klase hidrolyti\u010dke otpornosti. Ve\u0107e koli\u010dine ukazuju na ve\u0107e otpu\u0161tanje alkali, \u0161to sugerira ni\u017eu hidrolyti\u010dku otpornost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">U fokusu: GHR-01A od Cell Instruments<\/h2>\n\n\n\n<p>Da pojednostavimo <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 staklenih 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 sa ISO standardima.<\/li>\n\n\n\n<li><strong data-start=\"3984\" data-end=\"4007\">HMI dodirni interfejs<\/strong>: Pobolj\u0161ava kontrolu korisnika i jednostavnost upotrebe.<\/li>\n\n\n\n<li><strong data-start=\"4056\" data-end=\"4075\">Sigurnosne karakteristike<\/strong>Za\u0161titni paneli od prskanja stakla i sistemi 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 efikasnost<\/strong>Automatsko prosijavanje osigurava dosljednije uzorke za testiranje i minimizira ljudsku gre\u0161ku.<a href=\"https:\/\/www.packqc.com\/bs\/product\/sale-glass-grain-hydrolytic-resistance-tester\/\"> <\/a><\/li>\n<\/ul>\n\n\n\n<p>GHR-01A se izrazito preporu\u010duje laboratorijama i farmaceutskim kompanijama koje \u017eele ispuniti zahtjeve norme ISO 719 i optimizirati procese kontrole kvaliteta.<\/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 pakovanju. Slijede\u0107i procedure ovog standarda, proizvo\u0111a\u010di i laboratorije mogu precizno procijeniti <strong data-start=\"5254\" data-end=\"5279\">hidroliti\u010dki otpor<\/strong>, pobolj\u0161ati <strong data-start=\"5289\" data-end=\"5310\">osiguranje kvaliteta<\/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 efikasniji, sigurniji i pouzdaniji\u2014omogu\u0107avaju\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\">FAQs<\/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 hemijske trajnosti vrsta stakla, posebno soda-kre\u010dnog stakla.<\/p>\n\n\n\n<p>2. Koje vrste stakla su pogodne za ispitivanje prema ISO 719?<br>Standard se primjenjuje na manje hemijski otporna stakla, prvenstveno na sodno-vapneno staklo. Otpornije vrste, poput borosilikatnog stakla, treba testirati 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 gre\u0161ke i pove\u0107ava sigurnost i efikasnost laboratorija.<\/p>\n\n\n\n<p>5. \u0160ta ukazuje na visok hidroliti\u010dki otpor?<br>Visoka otpornost zna\u010di nisko ispranje alkalija, \u0161to ukazuje da je staklo hemijski 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\/bs\/wp-json\/wp\/v2\/standard\/9834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/media\/5519"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/media?parent=9834"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/standard-category?post=9834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}