{"id":1161,"date":"2025-05-12T13:55:24","date_gmt":"2025-05-12T10:25:24","guid":{"rendered":"https:\/\/fardadazma.com\/en\/?post_type=product&#038;p=1161"},"modified":"2026-01-15T10:14:49","modified_gmt":"2026-01-15T06:44:49","slug":"sim-medium","status":"publish","type":"product","link":"https:\/\/fardadazma.com\/en\/product\/sim-medium\/","title":{"rendered":"SIM Medium"},"content":{"rendered":"<h1 data-start=\"295\" data-end=\"715\">SIM Medium<\/h1>\n<p data-start=\"295\" data-end=\"715\"><strong data-start=\"295\" data-end=\"309\">SIM Medium<\/strong> is a <strong data-start=\"315\" data-end=\"349\">semi-solid differential medium<\/strong> used for the <strong data-start=\"363\" data-end=\"415\">identification of enteric Gram-negative bacteria<\/strong>,<br \/>\nparticularly <em data-start=\"430\" data-end=\"442\">Salmonella<\/em>, <em data-start=\"444\" data-end=\"454\">Shigella<\/em>, and other motile species. <a href=\"https:\/\/fardadazma.com\/en\/product-category\/microbiology\/\">This medium<\/a> combines three biochemical tests in one tube:<br \/>\n<strong data-start=\"540\" data-end=\"618\">hydrogen sulfide (H\u2082S) production, indole production, and motility testing<\/strong>. It is manufactured by <a href=\"https:\/\/biolab.hu\/\"><strong data-start=\"642\" data-end=\"652\">BioLab<\/strong> <\/a>and exclusively distributed in Iran by <strong data-start=\"692\" data-end=\"715\"><a href=\"https:\/\/fardadazma.com\/about\/\">Fardad Azma Rad<\/a> Co.<\/strong><\/p>\n<p data-start=\"717\" data-end=\"847\">SIM Medium is widely used in <strong data-start=\"746\" data-end=\"784\">clinical and research microbiology<\/strong> to evaluate bacterial metabolism and movement characteristics.<\/p>\n<h3 data-start=\"854\" data-end=\"887\"><strong>Key Features and Composition of:<\/strong><\/h3>\n<ul data-start=\"889\" data-end=\"1468\">\n<li data-start=\"889\" data-end=\"1052\">\n<p data-start=\"891\" data-end=\"1052\"><strong data-start=\"891\" data-end=\"917\">Peptones (Meat &amp; Soy):<\/strong><br data-start=\"917\" data-end=\"920\" \/>Provide amino acids and nutrients essential for bacterial growth; rich in tryptophan, allowing detection of <strong data-start=\"1030\" data-end=\"1040\">indole<\/strong> production.<\/p>\n<\/li>\n<li data-start=\"1054\" data-end=\"1163\">\n<p data-start=\"1056\" data-end=\"1163\"><strong data-start=\"1056\" data-end=\"1079\">Sodium Thiosulfate:<\/strong><br data-start=\"1079\" data-end=\"1082\" \/>Serves as a sulfur source for detecting <strong data-start=\"1124\" data-end=\"1142\">H\u2082S production<\/strong> by certain bacteria.<\/p>\n<\/li>\n<li data-start=\"1165\" data-end=\"1290\">\n<p data-start=\"1167\" data-end=\"1290\"><strong data-start=\"1167\" data-end=\"1187\">Ferrous Sulfate:<\/strong><br data-start=\"1187\" data-end=\"1190\" \/>Acts as an indicator; reacts with H\u2082S to form <strong data-start=\"1238\" data-end=\"1260\">black precipitates<\/strong>, confirming positive results.<\/p>\n<\/li>\n<li data-start=\"1292\" data-end=\"1468\">\n<p data-start=\"1294\" data-end=\"1468\"><strong data-start=\"1294\" data-end=\"1329\">Low-Concentration Agar (0.35%):<\/strong><br data-start=\"1329\" data-end=\"1332\" \/>Creates a <strong data-start=\"1344\" data-end=\"1370\">semi-solid consistency<\/strong> that allows for observation of <strong data-start=\"1402\" data-end=\"1424\">bacterial motility<\/strong> based on diffusion away from the stab line.<\/p>\n<\/li>\n<\/ul>\n<p><a href=\"http:\/\/fardadazma.com\/en\/wp-content\/uploads\/sites\/2\/2025\/05\/SIM-Medium-1.pdf\"><strong>&#8220;Download catalog&#8221;<\/strong><\/a><\/p>\n<p data-start=\"160\" data-end=\"635\">\n","protected":false},"excerpt":{"rendered":"<h3 class=\"\" data-start=\"1407\" data-end=\"1446\"><strong data-start=\"1411\" data-end=\"1446\">Main Applications of SIM Medium<\/strong><\/h3>\n<ol data-start=\"1448\" data-end=\"2143\">\n<li class=\"\" data-start=\"1448\" data-end=\"1701\">\n<p class=\"\" data-start=\"1451\" data-end=\"1701\"><strong data-start=\"1451\" data-end=\"1488\">Hydrogen Sulfide (H\u2082S) Production<\/strong>: Bacteria capable of producing H\u2082S, particularly certain strains of <strong data-start=\"1557\" data-end=\"1568\">Proteus<\/strong> and <strong data-start=\"1573\" data-end=\"1587\">Salmonella<\/strong>, form a black precipitate in the SIM Medium. This feature is used as an indicator for identifying these bacteria.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1703\" data-end=\"1931\">\n<p class=\"\" data-start=\"1706\" data-end=\"1931\"><strong data-start=\"1706\" data-end=\"1727\">Indole Production<\/strong>: Some bacteria, such as <strong data-start=\"1752\" data-end=\"1772\">Escherichia coli<\/strong>, produce indole after metabolizing tryptophan. Adding a specific reagent to the SIM Medium can cause a color change to red, indicating the presence of indole.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1933\" data-end=\"2143\">\n<p class=\"\" data-start=\"1936\" data-end=\"2143\"><strong data-start=\"1936\" data-end=\"1958\">Bacterial Motility<\/strong>: Motile bacteria can spread their growth throughout the semi-solid SIM Medium. This property is particularly useful for identifying motile bacteria like <strong data-start=\"2112\" data-end=\"2126\">Salmonella<\/strong> and <strong data-start=\"2131\" data-end=\"2142\">Proteus<\/strong>.<\/p>\n<\/li>\n<\/ol>\n","protected":false},"featured_media":1571,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[1436],"product_tag":[755,781,783,789,757,780,788,778,779],"class_list":{"0":"post-1161","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-microbiology","7":"product_tag-bacterial-culture-medium","8":"product_tag-enteric-bacteria-testing","9":"product_tag-hydrogen-sulfide-production","10":"product_tag-indole-test","11":"product_tag-laboratory-microbiology","12":"product_tag-microbiology-medium","13":"product_tag-motility-assessment","14":"product_tag-sim-medium","15":"product_tag-sulfide-indole-motility-medium","17":"first","18":"instock","19":"shipping-taxable","20":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SIM 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