{"id":14475,"date":"2025-08-07T11:26:39","date_gmt":"2025-08-07T03:26:39","guid":{"rendered":"https:\/\/www.mbbr-media.com\/?p=14475"},"modified":"2025-08-02T14:09:56","modified_gmt":"2025-08-02T06:09:56","slug":"comparative-analysis-of-cod-and-bod","status":"publish","type":"post","link":"https:\/\/www.mbbr-media.com\/fa\/comparative-analysis-of-cod-and-bod\/","title":{"rendered":"\u062a\u062d\u0644\u06cc\u0644 \u0645\u0642\u0627\u06cc\u0633\u0647\u200c\u0627\u06cc COD \u0648 BOD \u062f\u0631 \u067e\u0627\u06cc\u0634 \u0641\u0627\u0636\u0644\u0627\u0628"},"content":{"rendered":"<p>\u062f\u0631 \u062a\u0635\u0641\u06cc\u0647 \u062e\u0627\u0646\u0647 \u0641\u0627\u0636\u0644\u0627\u0628 \u0648 \u0646\u0638\u0627\u0631\u062a \u0628\u0631 \u0645\u062d\u06cc\u0637 \u0632\u06cc\u0633\u062a \u0627\u06a9\u0633\u064a\u0698\u0646 \u0645\u0648\u0631\u062f \u0646\u064a\u0627\u0632 \u0634\u064a\u0645\u064a\u0627\u064a\u06cc (COD) \u0648 \u0628\u06cc\u0648\u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc Oxygen Demand (BOD) \u062f\u0648 \u0636\u0631\u0648\u0631\u06cc \u0634\u0627\u062e\u0635 \u0647\u0627\u06cc \u06a9\u0647 \u0627\u0631\u0627\u0626\u0647 \u0628\u06cc\u0646\u0634 \u0627\u0646\u062a\u0642\u0627\u062f\u06cc \u0628\u0647 \u0633\u0637\u062d \u0648 \u0646\u0648\u0639 \u0622\u0644\u0648\u062f\u06af\u06cc \u0647\u0627\u06cc \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u0622\u0628. \u0627\u06cc\u0646 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627 \u0628\u0647 \u0637\u0648\u0631 \u06af\u0633\u062a\u0631\u062f\u0647 \u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0628\u0631\u0627\u06cc \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u0628\u0627\u0631 \u0622\u0644\u06cc \u0627\u0632 \u0622\u0628 \u0628\u062f\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0628\u0631 \u0627\u06a9\u0648\u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u0622\u0628\u06cc, \u062f\u0631\u0645\u0627\u0646 \u0628\u0647\u0631\u0647 \u0648\u0631\u06cc \u0648 \u0627\u0646\u0637\u0628\u0627\u0642 \u0628\u0627 \u0645\u0642\u0631\u0631\u0627\u062a \u0632\u06cc\u0633\u062a \u0645\u062d\u06cc\u0637\u06cc.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-14509\" src=\"https:\/\/www.mbbr-media.com\/wp-content\/uploads\/2025\/08\/cod-vs-bod.jpg\" alt=\"cod vs bod\" width=\"725\" height=\"500\" srcset=\"https:\/\/www.mbbr-media.com\/wp-content\/uploads\/2025\/08\/cod-vs-bod.jpg 725w, https:\/\/www.mbbr-media.com\/wp-content\/uploads\/2025\/08\/cod-vs-bod-300x207.jpg 300w, https:\/\/www.mbbr-media.com\/wp-content\/uploads\/2025\/08\/cod-vs-bod-18x12.jpg 18w\" sizes=\"(max-width: 725px) 100vw, 725px\" \/><\/p>\n<h2>1. \u0686\u0647 BOD?<\/h2>\n<p><strong>BOD (\u0628\u06cc\u0648\u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0627\u06a9\u0633\u06cc\u0698\u0646 \u062a\u0642\u0627\u0636\u0627)<\/strong> \u0627\u0634\u0627\u0631\u0647 \u0628\u0647 \u0645\u0642\u062f\u0627\u0631 \u0632\u06cc\u0627\u062f\u06cc \u0627\u0632 \u0627\u06a9\u0633\u06cc\u0698\u0646 \u0645\u062d\u0644\u0648\u0644 \u06a9\u0647 \u0647\u0648\u0627\u0632\u06cc \u0645\u06cc\u06a9\u0631\u0648\u0627\u0631\u06af\u0627\u0646\u06cc\u0633\u0645 \u0647\u0627 (\u0639\u0645\u062f\u062a\u0627 \u0628\u0627\u06a9\u062a\u0631\u06cc \u0647\u0627) \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0634\u06a9\u0633\u062a\u0646 \u0645\u0648\u0627\u062f \u0622\u0644\u06cc \u062f\u0631 \u0622\u0628 \u0628\u06cc\u0634 \u0627\u0632 \u06cc\u06a9 \u062f\u0648\u0631\u0647 \u062e\u0627\u0635\u2014\u0628\u0647 \u0637\u0648\u0631 \u0645\u0639\u0645\u0648\u0644 <strong>5 \u0631\u0648\u0632<\/strong> \u062f\u0631 20\u00b0C (\u0628\u0647 \u0646\u0627\u0645 BOD\u2085).<\/p>\n<ul>\n<li><strong>\u0647\u062f\u0641:<\/strong> \u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u06cc\u0631\u06cc \u0633\u0637\u062d \u0627\u0632 \u062a\u062c\u0632\u06cc\u0647 \u0622\u0644\u0627\u06cc\u0646\u062f\u0647 \u0647\u0627\u06cc \u0622\u0644\u06cc<\/li>\n<li><strong>\u0634\u0627\u062e\u0635:<\/strong> \u0641\u0639\u0627\u0644\u06cc\u062a \u0645\u06cc\u06a9\u0631\u0648\u0628\u06cc \u0648 \u0632\u0628\u0627\u0644\u0647 \u0647\u0627\u06cc \u0622\u0644\u06cc<\/li>\n<li><strong>\u0648\u0627\u062d\u062f:<\/strong> mg\/L (\u0645\u06cc\u0644\u06cc \u06af\u0631\u0645 \u062f\u0631 \u0647\u0631 \u0644\u06cc\u062a\u0631)<\/li>\n<li><strong>\u0628\u0627\u0644\u0627 BOD<\/strong> = \u0628\u06cc\u0634\u062a\u0631 \u0622\u0644\u0648\u062f\u06af\u06cc \u0647\u0627\u06cc \u0622\u0644\u06cc = \u06a9\u0645\u062a\u0631 \u0627\u06a9\u0633\u06cc\u0698\u0646 \u0628\u0631\u0627\u06cc \u0632\u0646\u062f\u06af\u06cc \u0622\u0628\u0632\u06cc\u0627\u0646<\/li>\n<\/ul>\n<h2>2. \u0622\u0646\u0686\u0647 \u06a9\u0647 \u062f\u0631 COD?<\/h2>\n<p><strong>COD (Chemical Oxygen Demand)<\/strong> \u0645\u06cc\u0632\u0627\u0646 \u0627\u06a9\u0633\u06cc\u0698\u0646 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0628\u0647 \u0627\u06a9\u0633\u06cc\u062f\u0647 \u0647\u0631 \u062f\u0648 <strong>\u0632\u06cc\u0633\u062a \u062a\u062e\u0631\u06cc\u0628 \u067e\u0630\u06cc\u0631 \u0648 \u063a\u06cc\u0631-\u0632\u06cc\u0633\u062a \u062a\u062e\u0631\u06cc\u0628 \u067e\u0630\u06cc\u0631<\/strong> \u0645\u0648\u0627\u062f \u0622\u0644\u06cc \u0648 \u0645\u0639\u062f\u0646\u06cc \u062f\u0631 \u0622\u0628 \u0627\u0633\u062a.<\/p>\n<ul>\n<li><strong>\u0647\u062f\u0641:<\/strong> \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u0645\u062c\u0645\u0648\u0639 oxidizable \u0645\u0648\u0627\u062f<\/li>\n<li><strong>\u062a\u0633\u062a \u0633\u0631\u06cc\u0639 \u062a\u0631:<\/strong> \u0646\u062a\u0627\u06cc\u062c \u062f\u0631 \u0639\u0631\u0636 \u0686\u0646\u062f \u0633\u0627\u0639\u062a<\/li>\n<li><strong>\u0648\u0627\u062d\u062f:<\/strong> mg\/L<\/li>\n<li><strong>\u0628\u0627\u0644\u0627 COD<\/strong> = \u0628\u0647 \u0634\u062f\u062a \u0622\u0644\u0648\u062f\u0647 \u0622\u0628 = \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062f\u0631\u0645\u0627\u0646 \u0642\u0648\u06cc \u062a\u0631<\/li>\n<\/ul>\n<h2>3. \u062a\u0641\u0627\u0648\u062a \u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/h2>\n<table>\n<tbody>\n<tr>\n<th>\u0648\u06cc\u0698\u06af\u06cc<\/th>\n<th>BOD<\/th>\n<th>COD<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0642\u062f\u0627\u0645\u0627\u062a<\/td>\n<td>\u0632\u06cc\u0633\u062a \u062a\u062e\u0631\u06cc\u0628 \u067e\u0630\u06cc\u0631 \u0622\u0644\u06cc<\/td>\n<td>\u0647\u0645\u0647 oxidizable \u0622\u0644\u0627\u06cc\u0646\u062f\u0647 \u0647\u0627<\/td>\n<\/tr>\n<tr>\n<td>\u0631\u0648\u0634<\/td>\n<td>\u0628\u06cc\u0648\u0644\u0648\u0698\u06cc\u06a9\u06cc (\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0628\u0627\u06a9\u062a\u0631\u06cc \u0647\u0627)<\/td>\n<td>\u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc (\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06a9\u0633\u06cc\u062f\u0627\u0646 \u0642\u0648\u06cc)<\/td>\n<\/tr>\n<tr>\n<td>\u0632\u0645\u0627\u0646 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632<\/td>\n<td>5 \u0631\u0648\u0632<\/td>\n<td>2-3 \u0633\u0627\u0639\u062a<\/td>\n<\/tr>\n<tr>\n<td>\u062f\u0642\u062a \u062f\u0631 \u0622\u0628 \u0647\u0627\u06cc \u0637\u0628\u06cc\u0639\u06cc<\/td>\n<td>\u0628\u06cc\u0634\u062a\u0631 \u0628\u0627 \u0645\u062d\u06cc\u0637 \u0632\u06cc\u0633\u062a \u0633\u0627\u0632\u06af\u0627\u0631<\/td>\n<td>\u062c\u0627\u0645\u0639 \u062a\u0631 (\u0645\u062c\u0645\u0648\u0639 \u0628\u0627\u0631)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>4. \u0686\u0631\u0627 COD \u0648 BOD \u0645\u0647\u0645 \u0627\u0633\u062a \u061f<\/h2>\n<p>\u0646\u0638\u0627\u0631\u062a COD \u0648 BOD \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u0634\u0648\u062f:<\/p>\n<ul>\n<li><strong>\u062d\u0641\u0627\u0638\u062a \u0627\u0632 \u0645\u062d\u06cc\u0637 \u0632\u06cc\u0633\u062a<\/strong> (\u0645\u0627\u0646\u0639 \u0627\u0632 \u0627\u06a9\u0633\u06cc\u0698\u0646 \u062a\u062e\u0644\u06cc\u0647 \u0622\u0628 \u0628\u062f\u0646)<\/li>\n<li><strong>\u067e\u06cc\u0631\u0648\u06cc \u0627\u0632 \u0645\u0642\u0631\u0631\u0627\u062a<\/strong> \u0628\u0627 \u062a\u062e\u0644\u06cc\u0647 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a<\/li>\n<li><strong>\u0628\u0647\u062f\u0627\u0634\u062a \u0639\u0645\u0648\u0645\u06cc<\/strong> \u0628\u0647\u0628\u0648\u062f \u06a9\u06cc\u0641\u06cc\u062a \u0622\u0628 \u0628\u0631\u0627\u06cc \u0627\u0646\u0633\u0627\u0646 \u0648 \u062d\u06cc\u0648\u0627\u0646\u0627\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647<\/li>\n<\/ul>\n<h2>5. \u0646\u062a\u064a\u062c\u0647 \u06af\u064a\u0631\u06cc<\/h2>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0647\u0631 \u062f\u0648 COD \u0648 BOD \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0645\u06cc\u0632\u0627\u0646 \u0645\u0648\u0627\u062f \u0622\u0644\u06cc \u062f\u0631 \u0622\u0628 \u0622\u0646\u0647\u0627 \u062f\u0631 \u062e\u062f\u0645\u062a \u0627\u0647\u062f\u0627\u0641 \u0645\u062e\u062a\u0644\u0641.<br \/>\n<strong>BOD \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0632\u06cc\u0633\u062a \u062a\u062e\u0631\u06cc\u0628 \u067e\u0630\u06cc\u0631 \u0628\u0627\u0631<\/strong>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 <strong>COD \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0645\u062c\u0645\u0648\u0639 \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0622\u0644\u0648\u062f\u06af\u06cc \u0628\u0627\u0631<\/strong>.<br \/>\n\u0622\u0646\u0647\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u062d\u06cc\u0627\u062a\u06cc \u0628\u0631\u0627\u06cc \u0633\u0646\u062c\u0634 \u0622\u0644\u0648\u062f\u06af\u06cc \u0622\u0628 \u0648 \u0627\u062b\u0631\u0628\u062e\u0634\u06cc \u0641\u0627\u0636\u0644\u0627\u0628 \u0641\u0631\u0622\u06cc\u0646\u062f\u0647\u0627\u06cc.<\/p>","protected":false},"excerpt":{"rendered":"<p>In wastewater treatment and environmental monitoring, Chemical Oxygen Demand (COD) and Biochemical Oxygen Demand (BOD) are two essential indicators that provide critical insight into the level and type of pollution present in water. These parameters are widely used to evaluate the organic load of water bodies, which directly affects aquatic ecosystems, treatment efficiency, and compliance [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":14509,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Comparative Analysis of COD vs BOD in Wastewater Monitoring","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[65],"tags":[],"class_list":["post-14475","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-water-treatment"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/posts\/14475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/comments?post=14475"}],"version-history":[{"count":4,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/posts\/14475\/revisions"}],"predecessor-version":[{"id":14510,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/posts\/14475\/revisions\/14510"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/media\/14509"}],"wp:attachment":[{"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/media?parent=14475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/categories?post=14475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mbbr-media.com\/fa\/wp-json\/wp\/v2\/tags?post=14475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}