{"id":294824,"date":"2026-08-30T11:15:42","date_gmt":"2026-08-30T09:15:42","guid":{"rendered":"https:\/\/drain-master.de\/produkt\/apera-ph20-with-calibration-refill-pack\/"},"modified":"2026-08-30T11:42:33","modified_gmt":"2026-08-30T09:42:33","slug":"apera-ph20-with-calibration-refill-pack","status":"publish","type":"product","link":"https:\/\/drain-master.de\/en\/product\/apera-ph20-with-calibration-refill-pack\/","title":{"rendered":"Apera PH20 with Calibration Supply Kit"},"content":{"rendered":"<p>The Apera PH20 comes with calibration solutions included \u2014 but only as a small 50 ml starter quantity. That&#8217;s enough for two calibrations, after which you&#8217;ll need refills. This set therefore includes the 250 ml storage bottles as well: five times the amount per solution.<\/p>\n<h3>Included in the Set<\/h3>\n<ul>\n<li>Apera PH20<\/li>\n<li>Apera pH calibration solution 4.01 (250 ml)<\/li>\n<li>Apera pH calibration solution 7.00 (250 ml)<\/li>\n<li>Apera 3M KCl electrode storage solution (250 ml)<\/li>\n<\/ul>\n<h3>Why order together<\/h3>\n<p>If you reorder the solutions individually later, you&#8217;ll pay shipping a second time. In the set, they travel with the device. Plus there&#8217;s the set price: the storage bottles are 15% cheaper here than individually, and the device price remains unchanged. You save \u20ac5.56 compared to buying separately.<\/p>\n<h3>Good to Know<\/h3>\n<p>If you use your device daily, calibrate about once a month, or at least before important measurement series. A 250 ml bottle is sufficient for about ten calibrations, depending on the vessel size.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apera PH20 together with 3 supply bottles of 250 ml each. The device includes 50 ml starter quantities \u2014 enough for about two calibrations. With this set, you have your supplies right at hand and save yourself a second order.<\/p>\n","protected":false},"featured_media":295109,"template":"","meta":{"rank_math_title":"","rank_math_description":"Apera PH20 with 3 supply bottles of 250 ml calibration solution each. Five times the starter quantity included with the device, 15% cheaper than buying individually, one shipment instead of two.","rank_math_focus_keyword":"PH20"},"product_brand":[],"product_cat":[106,112],"product_tag":[],"class_list":["post-294824","product","type-product","status-publish","has-post-thumbnail","product_cat-measuring-devices","product_cat-ph-value","first","onbackorder","sale","taxable","shipping-taxable","purchasable","product-type-woosb"],"_links":{"self":[{"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product\/294824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product\/294824\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/media\/295109"}],"wp:attachment":[{"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/media?parent=294824"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product_brand?post=294824"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product_cat?post=294824"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/drain-master.de\/en\/wp-json\/wp\/v2\/product_tag?post=294824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}