{"id":7874,"date":"2025-04-13T10:43:39","date_gmt":"2025-04-13T07:17:55","guid":{"rendered":"http:\/\/www.azarasaco.com\/?p=7874"},"modified":"2025-05-25T11:43:32","modified_gmt":"2025-05-25T08:13:32","slug":"alkalinity","status":"publish","type":"post","link":"http:\/\/www.azarasaco.com\/en\/1404\/01\/24\/alkalinity\/","title":{"rendered":"Alkalinity"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7874\" class=\"elementor elementor-7874\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7360c02c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7360c02c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1c29215c\" data-id=\"1c29215c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f28ee7f elementor-widget elementor-widget-text-editor\" data-id=\"f28ee7f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4><span style=\"color: #003366;\"><strong>Alkalinity<\/strong><\/span><\/h4><p>It means the acid neutralizing capacity. In other words, it includes the total titratable bases. Alkalinity is significant in many uses and natural waters and wastewaters. Since the alkalinity of many surface waters is mainly a function of the <a href=\"http:\/\/www.azarasaco.com\/en\/1404\/01\/24\/carbonate\/\">carbonate<\/a>, <a href=\"http:\/\/www.azarasaco.com\/en\/1404\/01\/24\/bicarbonate\/\">bicarbonate<\/a>, and hydroxide content, we consider them as an indication of the concentration of these compounds.<\/p><p>The measured values \u200b\u200bmay also include borates, phosphates, silicates, or other bases if present.<\/p><h5><span style=\"color: #003366;\"><strong>Sources of Water Alkalinity<\/strong><\/span><\/h5><p>1- Natural minerals:<\/p><p>&#8211; Carbonates and bicarbonates: Such as calcium carbonate and calcium bicarbonate, these minerals are found in rocks and soil and can dissolve in water.<\/p><p>&#8211; Hydroxides: Such as calcium hydroxide and magnesium hydroxide, can exist naturally in water.<\/p><p>2_ Human activity:<\/p><p>&#8211; Chemical fertilizers: The use of chemical fertilizers in agriculture can make the groundwater alkaline.<\/p><p>-Industries: Some industries, such as cement factories, paper mills, and chemical industries, can artificially increase alkalinity in groundwater or rivers.<\/p><p>-Building materials: Such as concrete, limestone, and gypsum can dissolve in water over time and make the water alkaline.<\/p><h5><span style=\"color: #003366;\"><strong>How to store the sample<\/strong><\/span><\/h5><p>The sample can be stored for up to 14 days unless refrigerated at 4\u00b0C.<\/p><h5><span style=\"color: #003366;\"><strong>How to measure<\/strong><\/span><\/h5><p>To determine alkalinity, we use <a href=\"https:\/\/www.britannica.com\/science\/phenolphthalein\">phenolphthalein<\/a> and bromocresol green reagents. Its unit of measurement is mg\/L CaCO<sub>3<\/sub><sup>2-<\/sup>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-639cd80 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"639cd80\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-246ab16\" data-id=\"246ab16\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-43a2e8a elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" 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class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Share:<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc6909c elementor-share-buttons--view-icon elementor-share-buttons--skin-boxed elementor-share-buttons--align-center elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"bc6909c\" data-element_type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div\n\t\t\t\t\t\t\tclass=\"elementor-share-btn elementor-share-btn_linkedin\"\n\t\t\t\t\t\t\trole=\"button\"\n\t\t\t\t\t\t\ttabindex=\"0\"\n\t\t\t\t\t\t\taria-label=\"Share on linkedin\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span 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In other words, it includes the total titratable bases. Alkalinity is significant in many uses and natural waters and wastewaters. Since the alkalinity of many surface waters is mainly a function of the carbonate, bicarbonate, and hydroxide content, we consider them as an indication of the concentration of [&hellip;]<\/p>","protected":false},"author":1,"featured_media":8075,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[551,437],"tags":[519,515,517,535,523,481,485,489],"class_list":["post-7874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-and-articles","category-water-lab","tag-alkalinity","tag-bicarbonate","tag-carbonate","tag-hydroxide","tag-ph-en","tag-water","tag-water-analysis","tag-water-laboratory"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Alkalinity - Azarasa company<\/title>\n<meta name=\"description\" content=\"Alkalinity is the total titratable base. 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