{"id":28,"date":"2026-06-02T10:43:03","date_gmt":"2026-06-02T10:43:03","guid":{"rendered":"https:\/\/molecularsieve.com\/?sbc_product=activated-alumina-aa-201"},"modified":"2026-06-02T10:43:03","modified_gmt":"2026-06-02T10:43:03","slug":"activated-alumina-aa-201","status":"publish","type":"sbc_product","link":"https:\/\/molecularsieve.com\/?sbc_product=activated-alumina-aa-201","title":{"rendered":"Activated Alumina AA-201"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Product Overview<\/h2><p class=\"wp-block-paragraph\">AA-201 is a highly porous, mechanically robust activated alumina supplied as smooth spheres. It is used both as a desiccant for compressed air and gas and as an adsorbent for hydrogen fluoride and fluoride ions in water treatment.<\/p><h2 class=\"wp-block-heading\">Typical Applications<\/h2><p class=\"wp-block-paragraph\">Heatless and heated compressed-air dryers, guard beds protecting molecular sieve from bulk water and HF, and defluoridation of drinking water to WHO limits.<\/p><h2 class=\"wp-block-heading\">FAQ<\/h2><h3 class=\"wp-block-heading\">Why use activated alumina as a guard layer?<\/h3><p class=\"wp-block-paragraph\">It is inexpensive, mechanically strong, and handles bulk liquid water and HF that would otherwise damage a downstream molecular-sieve finishing bed, extending the life of the more expensive media.<\/p>","protected":false},"excerpt":{"rendered":"<p>Smooth-sphere activated alumina for compressed-air and gas drying, HF removal, and defluoridation of drinking water \u2014 mechanically robust at high velocity.<\/p>\n","protected":false},"featured_media":29,"template":"","meta":{"footnotes":""},"sbc_product_family":[5],"sbc_application":[13,15],"sbc_industry":[20,18],"sbc_engagement_model":[32],"sbc_region_market":[],"class_list":["post-28","sbc_product","type-sbc_product","status-publish","has-post-thumbnail","hentry","sbc_product_family-activated-alumina","sbc_application-gas-treatment-drying","sbc_application-water-effluent-treatment","sbc_industry-municipal-water-treatment","sbc_industry-oil-gas","sbc_engagement_model-media-supply"],"_links":{"self":[{"href":"https:\/\/molecularsieve.com\/index.php?rest_route=\/wp\/v2\/sbc_product\/28","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/molecularsieve.com\/index.php?rest_route=\/wp\/v2\/sbc_product"}],"about":[{"href":"https:\/\/molecularsieve.com\/index.php?rest_route=\/wp\/v2\/types\/sbc_product"}],"version-history":[{"count":0,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=\/wp\/v2\/sbc_product\/28\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=\/wp\/v2\/media\/29"}],"wp:attachment":[{"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28"}],"wp:term":[{"taxonomy":"sbc_product_family","embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fsbc_product_family&post=28"},{"taxonomy":"sbc_application","embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fsbc_application&post=28"},{"taxonomy":"sbc_industry","embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fsbc_industry&post=28"},{"taxonomy":"sbc_engagement_model","embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fsbc_engagement_model&post=28"},{"taxonomy":"sbc_region_market","embeddable":true,"href":"https:\/\/molecularsieve.com\/index.php?rest_route=%2Fwp%2Fv2%2Fsbc_region_market&post=28"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}