{"id":259,"date":"2016-02-16T18:38:23","date_gmt":"2016-02-16T17:38:23","guid":{"rendered":"http:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/?p=259"},"modified":"2016-03-28T14:04:18","modified_gmt":"2016-03-28T13:04:18","slug":"measurement-of-the-ph","status":"publish","type":"post","link":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/2016\/02\/16\/measurement-of-the-ph\/","title":{"rendered":"pH measurement (Quentin &amp; Thibaud)"},"content":{"rendered":"<pre>pH is  the  measurement of the acidity or the alkalinity in the solution. If you want to take pH measurement, you must have a pH-meter and you must keep the sensor in a bottle of a KCl saturated solution to protect it.\r\nBefore using it, you must clean the sensor with deionized water before drying it.\r\nYou must put the sensor in a solution of pH=4, then in a solution of pH=7 to calibrate the pH-meter and having the right settings.\r\nFinally, you have to put the sensor in the stagnant water and wait for the reading to stabilized to have your data.\r\n<a href=\"http:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/files\/2016\/03\/benchtop-ph-mv-meter-248lar.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-260\" src=\"http:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/files\/2016\/03\/benchtop-ph-mv-meter-248lar-300x300.jpg\" alt=\"benchtop-ph-mv-meter-248lar\" width=\"300\" height=\"300\" srcset=\"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/files\/2016\/03\/benchtop-ph-mv-meter-248lar-300x300.jpg 300w, https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/files\/2016\/03\/benchtop-ph-mv-meter-248lar-150x150.jpg 150w, https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/files\/2016\/03\/benchtop-ph-mv-meter-248lar.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/pre>\n<pre><a href=\"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/tableofcontents\/\">Back to table of contents<\/a><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>pH is the measurement of the acidity or the alkalinity in the solution. If you want to take pH measurement, you must have a pH-meter and you must keep the sensor in a bottle of a KCl saturated solution to protect it. Before using it, you must clean the sensor with deionized water before drying &hellip; <a href=\"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/2016\/02\/16\/measurement-of-the-ph\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">pH measurement (Quentin &amp; Thibaud)<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2832,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"_links_to":"","_links_to_target":""},"categories":[],"tags":[],"_links":{"self":[{"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/posts\/259"}],"collection":[{"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/users\/2832"}],"replies":[{"embeddable":true,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/comments?post=259"}],"version-history":[{"count":3,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/posts\/259\/revisions"}],"predecessor-version":[{"id":267,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/posts\/259\/revisions\/267"}],"wp:attachment":[{"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/media?parent=259"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/categories?post=259"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/portail.louispayen.ac-reunion.fr\/wordpress\/dnlwater\/wp-json\/wp\/v2\/tags?post=259"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}