{"id":539,"date":"2016-05-09T19:50:02","date_gmt":"2016-05-09T18:50:02","guid":{"rendered":"http:\/\/www.crowave.com\/blog\/?p=539"},"modified":"2017-02-17T21:31:19","modified_gmt":"2017-02-17T20:31:19","slug":"metrohm-herisau-multi-burette-e485-20-ml","status":"publish","type":"post","link":"https:\/\/www.crowave.com\/blog\/2016\/05\/09\/metrohm-herisau-multi-burette-e485-20-ml\/","title":{"rendered":"METROHM HERISAU MULTI-BURETTE E485 20 ml"},"content":{"rendered":"<p>Ovdje se radi o ure\u0111aju za precizno doziranje teku\u0107ine, a koristi se uglavnom u kemijskim laboratorijima i to u sistemima gdje je kod mije\u0161anja teku\u0107ina potrebno njihovo precizno doziranje kao npr. kod kemijskog postupka titracije.<\/p>\n<p>Najjednostavnije (lai\u010dki) obja\u0161njeno kod postupka titracije mjeri se po\u010detni volumen neke teku\u0107ine (obi\u010dno u ba\u017edarenoj bireti, tj. laboratorijskoj posudi sa precizno graviranim oznakama volumena) u koju se zatim precizno dodaje (dozira) druga teku\u0107ina sve do neke \u017eeljene to\u010dke reakcije te dvije teku\u0107ine, a kako bi se u kona\u010dnici izmjerilo koliko je te druge teku\u0107ine bilo potrebno za izazivanje \u017eeljene reakcije.<\/p>\n<p>Ure\u0111aj je potpuno mehani\u010dki i vrlo je jednostavan. Posebnim kota\u010dem okre\u0107e se osovina sa spiralnim navojem koja pri tome precizno klizi vertikalno prema gore ili dolje u pomacima koji su gravirani na skali kota\u010da. Osovina dalje djeluje na neki mehani\u010dki ventil ili tla\u010dnu komoru, a tu najjednostavnije mo\u017eemo zamisliti neku klasi\u010dnu medicinsku injekciju za ubrizgavanje teku\u0107ine, gdje pumpicu ne guramo direktno prstom ve\u0107 precizno preko osovine ovog dozatora.<\/p>\n<p><a href=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_01.jpg\"  rel=\"lightbox[539] attachment wp-att-540\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-540 size-large\" src=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_01-768x1024.jpg\" alt=\"metrohm_herisau_multi_burette_e485_20ml_01\" width=\"768\" height=\"1024\" srcset=\"http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_01-768x1024.jpg 768w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_01-225x300.jpg 225w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_01.jpg 1536w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_02.jpg\"  rel=\"lightbox[539] attachment wp-att-541\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-541 size-large\" src=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_02-768x1024.jpg\" alt=\"metrohm_herisau_multi_burette_e485_20ml_02\" width=\"768\" height=\"1024\" srcset=\"http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_02-768x1024.jpg 768w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_02-225x300.jpg 225w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_02.jpg 1536w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03.jpg\"  rel=\"lightbox[539] attachment wp-att-542\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-542 size-large\" src=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03-1024x768.jpg\" alt=\"metrohm_herisau_multi_burette_e485_20ml_03\" width=\"1024\" height=\"768\" srcset=\"http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03-1024x768.jpg 1024w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03-300x225.jpg 300w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03-768x576.jpg 768w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_03.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04.jpg\"  rel=\"lightbox[539] attachment wp-att-543\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-543 size-large\" src=\"http:\/\/www.crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04-1024x768.jpg\" alt=\"metrohm_herisau_multi_burette_e485_20ml_04\" width=\"1024\" height=\"768\" srcset=\"http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04-1024x768.jpg 1024w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04-300x225.jpg 300w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04-768x576.jpg 768w, http:\/\/crowave.com\/blog\/wp-content\/uploads\/2016\/05\/metrohm_herisau_multi_burette_e485_20ml_04.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/p>\n<p>Ure\u0111aj je nabavljen na buvljaku i vjerojatno je zavr\u0161io svoju profesionalnu karijeru u kemijskom laboratoriju. Sada \u010deka neku ideju za mo\u017eda koju svoju sasvim drugu specijalizaciju \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ovdje se radi o ure\u0111aju za precizno doziranje teku\u0107ine, a koristi se uglavnom u kemijskim laboratorijima i to u sistemima gdje je kod mije\u0161anja teku\u0107ina potrebno njihovo precizno doziranje kao npr. kod kemijskog postupka titracije. Najjednostavnije (lai\u010dki) obja\u0161njeno kod postupka titracije mjeri se po\u010detni volumen neke teku\u0107ine (obi\u010dno u ba\u017edarenoj bireti, tj. laboratorijskoj posudi sa [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62,52],"tags":[25],"class_list":{"0":"post-539","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-labnaprave","7":"category-mehanicke","8":"tag-metrohm-herisau-multi-burette-e485-20-ml","9":"czr-hentry"},"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/posts\/539","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/comments?post=539"}],"version-history":[{"count":4,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/posts\/539\/revisions"}],"predecessor-version":[{"id":654,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/posts\/539\/revisions\/654"}],"wp:attachment":[{"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/media?parent=539"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/categories?post=539"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.crowave.com\/blog\/wp-json\/wp\/v2\/tags?post=539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}