{"id":1817,"date":"2012-02-16T10:29:35","date_gmt":"2012-02-16T16:29:35","guid":{"rendered":"https:\/\/www.coleparmer.com\/blog\/?p=1817"},"modified":"2022-12-28T13:42:24","modified_gmt":"2022-12-28T19:42:24","slug":"try-the-latest-tech-challenge","status":"publish","type":"post","link":"https:\/\/www.coleparmer.com\/blog\/try-the-latest-tech-challenge\/","title":{"rendered":"Try the Latest Tech Challenge!"},"content":{"rendered":"<p><strong><a href=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1820\" title=\"TechChallenge\" src=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg\" alt=\"\" width=\"129\" height=\"95\"><\/a>Take the challenge and see if you are right:\u00a0<\/strong><\/p>\n<p><strong>Extracting DNA Samples<\/strong><\/p>\n<p><strong>Challenge: <\/strong>Larry from Labotech Logistics is extracting DNA samples for forensic research. Since DNA is pH sensitive, the researchers are using Tris buffers to stabilize the pH of the samples he prepares. Recently they had a problem with the effectiveness of their buffers and lost several DNA samples. They can\u2019t afford for this to happen again, so Larry wants to check the pH quality of his samples throughout the process.<\/p>\n<p>Larry dusted off an older pH meter, but it was missing an electrode. What type of pH electrode should Larry purchase when working this type of application?<\/p>\n<ol>\n<li>A low-cost single-junction electrode<\/li>\n<li>Any combination pH electrode with built-in ATC (Automatic Temperature Compensation).<\/li>\n<li>A calomel (mercury chloride) electrode<\/li>\n<li>A double-junction electrode<\/li>\n<\/ol>\n<p><a href=\"https:\/\/www.coleparmer.com\/TechLibraryArticle\/1309?referred_id=5618\" target=\"_blank\" rel=\"noopener noreferrer nofollow noopener noreferrer\">See the answers.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Take the challenge and see if you are right:\u00a0 Extracting DNA Samples Challenge: Larry from Labotech Logistics is extracting DNA samples for forensic research. Since DNA is pH sensitive, the researchers are using Tris buffers&#8230;<\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[208,463,498,546,652,1231,1242,1479,1578],"class_list":["post-1817","post","type-post","status-publish","format-standard","hentry","category-tech-challenge","tag-buffers","tag-double-junction-electrode","tag-electrode","tag-extracting-dna-samples","tag-forensic-research","tag-ph-electrode","tag-ph-quality","tag-single-junction-electrode","tag-tech-challenge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Try the Latest Tech Challenge! | from Cole-Parmer Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Try the Latest Tech Challenge! | from Cole-Parmer Blog\" \/>\n<meta property=\"og:description\" content=\"Take the challenge and see if you are right:\u00a0 Extracting DNA Samples Challenge: Larry from Labotech Logistics is extracting DNA samples for forensic research. Since DNA is pH sensitive, the researchers are using Tris buffers...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/\" \/>\n<meta property=\"og:site_name\" content=\"Cole-Parmer Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/antylia\" \/>\n<meta property=\"article:published_time\" content=\"2012-02-16T16:29:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-12-28T19:42:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg\" \/>\n<meta name=\"author\" content=\"Cole-Parmer Blog Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@antylia\" \/>\n<meta name=\"twitter:site\" content=\"@antylia\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Cole-Parmer Blog Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Try the Latest Tech Challenge! | from Cole-Parmer Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/","og_locale":"en_US","og_type":"article","og_title":"Try the Latest Tech Challenge! | from Cole-Parmer Blog","og_description":"Take the challenge and see if you are right:\u00a0 Extracting DNA Samples Challenge: Larry from Labotech Logistics is extracting DNA samples for forensic research. Since DNA is pH sensitive, the researchers are using Tris buffers...","og_url":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/","og_site_name":"Cole-Parmer Blog","article_publisher":"https:\/\/www.facebook.com\/antylia","article_published_time":"2012-02-16T16:29:35+00:00","article_modified_time":"2022-12-28T19:42:24+00:00","og_image":[{"url":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg","type":"","width":"","height":""}],"author":"Cole-Parmer Blog Team","twitter_card":"summary_large_image","twitter_creator":"@antylia","twitter_site":"@antylia","twitter_misc":{"Written by":"Cole-Parmer Blog Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#article","isPartOf":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/"},"author":{"name":"Cole-Parmer Blog Team","@id":"https:\/\/www.coleparmer.com\/blog\/#\/schema\/person\/bd8d004d4d77d6b31800fa11177c6da9"},"headline":"Try the Latest Tech Challenge!","datePublished":"2012-02-16T16:29:35+00:00","dateModified":"2022-12-28T19:42:24+00:00","mainEntityOfPage":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/"},"wordCount":140,"commentCount":0,"publisher":{"@id":"https:\/\/www.coleparmer.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#primaryimage"},"thumbnailUrl":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg","keywords":["buffers","double-junction electrode","electrode","Extracting DNA Samples","forensic research","pH electrode","pH quality","single-junction electrode","Tech Challenge"],"articleSection":["Tech Challenge"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/","url":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/","name":"Try the Latest Tech Challenge! | from Cole-Parmer Blog","isPartOf":{"@id":"https:\/\/www.coleparmer.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#primaryimage"},"image":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#primaryimage"},"thumbnailUrl":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg","datePublished":"2012-02-16T16:29:35+00:00","dateModified":"2022-12-28T19:42:24+00:00","breadcrumb":{"@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#primaryimage","url":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg","contentUrl":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/02\/techchallenge.jpg","width":129,"height":95},{"@type":"BreadcrumbList","@id":"https:\/\/www.coleparmer.com.cn\/blog\/try-the-latest-tech-challenge\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.coleparmer.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Try the Latest Tech Challenge!"}]},{"@type":"WebSite","@id":"https:\/\/www.coleparmer.com\/blog\/#website","url":"https:\/\/www.coleparmer.com\/blog\/","name":"Cole-Parmer Blog","description":"","publisher":{"@id":"https:\/\/www.coleparmer.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.coleparmer.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.coleparmer.com\/blog\/#organization","name":"Antylia Scientific","url":"https:\/\/www.coleparmer.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.coleparmer.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/www.coleparmer.co.uk\/blog\/wp-content\/uploads\/2021\/02\/AntyliaScientific_CMYK.jpg?fit=400%2C107&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.coleparmer.co.uk\/blog\/wp-content\/uploads\/2021\/02\/AntyliaScientific_CMYK.jpg?fit=400%2C107&ssl=1","width":400,"height":107,"caption":"Antylia Scientific"},"image":{"@id":"https:\/\/www.coleparmer.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/antylia","https:\/\/x.com\/antylia","https:\/\/www.linkedin.com\/company\/antylia\/","https:\/\/www.youtube.com\/channel\/UC41i86hGEGhQhM1KMqrDnZg"]},{"@type":"Person","@id":"https:\/\/www.coleparmer.com\/blog\/#\/schema\/person\/bd8d004d4d77d6b31800fa11177c6da9","name":"Cole-Parmer Blog Team","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.coleparmer.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/34e3e6aa661d0e443fb9050a9175a092?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/34e3e6aa661d0e443fb9050a9175a092?s=96&d=mm&r=g","caption":"Cole-Parmer Blog Team"},"url":"https:\/\/www.coleparmer.com\/blog\/author\/donna-donahue\/"}]}},"_links":{"self":[{"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/posts\/1817","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/comments?post=1817"}],"version-history":[{"count":4,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/posts\/1817\/revisions"}],"predecessor-version":[{"id":15870,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/posts\/1817\/revisions\/15870"}],"wp:attachment":[{"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/media?parent=1817"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/categories?post=1817"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.coleparmer.com\/blog\/wp-json\/wp\/v2\/tags?post=1817"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}