{"id":194333,"date":"2022-11-10T14:47:39","date_gmt":"2022-11-10T14:47:39","guid":{"rendered":"https:\/\/blog.hannaservice.eu\/jednostavno-i-izravno-mjerenje-ph-vrijednosti-papira\/"},"modified":"2022-11-11T11:11:40","modified_gmt":"2022-11-11T11:11:40","slug":"jednostavno-i-izravno-mjerenje-ph-vrijednosti-papira","status":"publish","type":"post","link":"https:\/\/blog.hannaservice.eu\/hr\/jednostavno-i-izravno-mjerenje-ph-vrijednosti-papira\/","title":{"rendered":"Jednostavno i izravno mjerenje pH vrijednosti papira"},"content":{"rendered":"\t\t
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Izvorna ideja o kori\u0161tenju papira uglavnom je bila namijenjena \u010ditanju i pisanju, danas industrija papira pokriva \u0161irok raspon proizvoda; od maramica do raznih pakiranja. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Parametri kvalitete papira kre\u0107u se od op\u0107ih do odre\u0111ivanja fizikalno-kemijskih parametara.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Mjerenje pH vrijednosti papira va\u017eno je tijekom faze proizvodnje i kona\u010dnog proizvoda.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Izvorna ideja o kori\u0161tenju papira uglavnom je bila namijenjena \u010ditanju i pisanju, danas industrija papira pokriva \u0161irok raspon proizvoda; od maramica do raznih pakiranja. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Parametri kvalitete papira kre\u0107u se od op\u0107ih do odre\u0111ivanja fizikalno-kemijskih parametara.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Mjerenje pH vrijednosti papira va\u017eno je tijekom faze proizvodnje i kona\u010dnog proizvoda.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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U industriji papira pH mjerenje pokazuje kemijsku stabilnost i postojanost papira.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Po\u017eeljno je proizvoditi papir koji ima neutralan ili blago bazi\u010dan pH kako bi pomogao u o\u010duvanju va\u017enih dokumenata, publikacija i umjetni\u010dkih djela. Beskiselinski ili alkalni papir mo\u017ee apsorbirati \u0161tetne kiselinske spojeve koji se prirodno stvaraju starenjem. Konzervatori povijesnih dokumenata (od kojih su neki vrlo vrijedni ili nezamjenjivi) zahtijevaju prikladnu nedestruktivnu metodu za odre\u0111ivanje pH.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Po\u017eeljno je proizvoditi papir koji ima neutralan ili blago bazi\u010dan pH kako bi pomogao u o\u010duvanju va\u017enih dokumenata, publikacija i umjetni\u010dkih djela. Beskiselinski ili alkalni papir mo\u017ee apsorbirati \u0161tetne kiselinske spojeve koji se prirodno stvaraju starenjem. Konzervatori povijesnih dokumenata (od kojih su neki vrlo vrijedni ili nezamjenjivi) zahtijevaju prikladnu nedestruktivnu metodu za odre\u0111ivanje pH.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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pH papira i kartona tako\u0111er je va\u017ean u prehrambenoj industriji. Pakiranje hrane \u010desto sadr\u017ei antimikrobna sredstva za inhibiciju mikrobne aktivnosti tijekom distribucije i uvjeta skladi\u0161tenja. Aktivnost antimikrobnih sredstava mo\u017ee se brzo promijeniti s varijacijom pH. Testovi pH kompatibilnosti uzimaju u obzir sastav hrane, kemiju kori\u0161tenih antimikrobnih sredstava i materijal za pakiranje.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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pH je tako\u0111er jedan od faktora koji igra klju\u010dnu ulogu u vremenu su\u0161enja otiska. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Kiselost ili lu\u017enatost papirne mase ovisi o tehnolo\u0161kom procesu proizvodnje papira.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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pH papira i kartona tako\u0111er je va\u017ean u prehrambenoj industriji. Pakiranje hrane \u010desto sadr\u017ei antimikrobna sredstva za inhibiciju mikrobne aktivnosti tijekom distribucije i uvjeta skladi\u0161tenja. Aktivnost antimikrobnih sredstava mo\u017ee se brzo promijeniti s varijacijom pH. Testovi pH kompatibilnosti uzimaju u obzir sastav hrane, kemiju kori\u0161tenih antimikrobnih sredstava i materijal za pakiranje.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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pH je tako\u0111er jedan od faktora koji igra klju\u010dnu ulogu u vremenu su\u0161enja otiska. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Kiselost ili lu\u017enatost papirne mase ovisi o tehnolo\u0161kom procesu proizvodnje papira.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tCelulozna vlakna imaju neutralan karakter pH = 7,2.
\nPrirodne (kolofonij) i umjetne smole, aluminijev sulfat daju kiseli karakter.
\nPremazani papir mo\u017ee imati razli\u010ditu pH vrijednost ovisno o kiselom\/lu\u017enatom karakteru kori\u0161tenih kemikalija. \n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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Primjeri:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Nepremazan papir
pH 4,5 \u2013 7,0<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Premazan papir
pH 4,8-10,0 <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Prijenosni pH metar HI99171 zajedno s kombiniranom pH elektrodom HI14143 (kada se uroni u kap vode na povr\u0161ini uzorka), mo\u017ee odrediti pH povr\u0161ine s visokom to\u010dno\u0161\u0107u i ponovljivo\u0161\u0107u bez potrebe za uni\u0161tavanjem uzorka.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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HI99171 <\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Ko\u017ea i papir
pH prijenosni mjera\u010d<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Hanna Instruments HI99171 je izdr\u017eljiv, vodootporan i prijenosni mjera\u010d pH i temperature dizajniran posebno za analizu ko\u017ee i papira. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Automatska kalibracija se izvodi na jednoj ili dvije to\u010dke s dva seta pufera. Sva o\u010ditanja kalibracije i mjerenja automatski se kompenziraju za varijacije temperature.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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HI99171 koristi HI14143 stakleno tijelo, poja\u010danu pH elektrodu koja nudi brojne zna\u010dajke koje pobolj\u0161avaju pH testiranje za povr\u0161inska mjerenja. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tKUPI<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\tLCD s dvije razine prikazuje o\u010ditanja pH i temperature, zajedno s indikatorima za stabilnost o\u010ditanja, postotak baterije i upute za kalibraciju.\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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    \n
  • Automatska temperaturna kompenzacija<\/li>\n
  • Automatska kalibracija u dvije to\u010dke<\/li>\n
  • Vodootporan<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
    \n\t\t\t\t\t\t\t
    \n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\tAutor<\/strong>:
    Nives Vincekovi\u0107 Budor
    \nmag.ing.chem.ing.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
    \n\t\t\t
    \n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
    \n\t\t\t\t\t\t\t\t\t

    With Great Product Come Great Results<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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    Servis <\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    Trening<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    Popravak<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    \n\t\t\t\t\t

    Odr\u017eavanje<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

    Izvorna ideja o kori\u0161tenju papira uglavnom je bila namijenjena \u010ditanju i pisanju, danas industrija papira […]<\/p>\n","protected":false},"author":14,"featured_media":194218,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[382],"tags":[],"class_list":["post-194333","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industrija-hr"],"yoast_head":"\nJednostavno i izravno mjerenje pH vrijednosti papira - Hanna Instruments Hrvatska<\/title>\n<meta name=\"description\" content=\"U industriji papira pH mjerenje pokazuje kemijsku stabilnost i postojanost papira. 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