{"id":837,"date":"2026-10-23T02:20:32","date_gmt":"2026-10-23T02:20:32","guid":{"rendered":"https:\/\/www.inzenzo.com\/beta-xab001\/?p=837"},"modified":"2026-10-23T03:18:23","modified_gmt":"2026-10-23T03:18:23","slug":"tool-ifra-lookup","status":"publish","type":"post","link":"https:\/\/www.inzenzo.com\/beta-xab001\/tool-ifra-lookup\/","title":{"rendered":"IFRA lookup: find the IFRA limits for a CAS number"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">IFRA lookup answers one question: what does IFRA say about this material? Type a CAS number, or a material name, and see the limits in all 18 product categories, the strictest limits, the deadlines and the other materials covered by the same Standard.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to use IFRA lookup<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"\/beta-xab001\/wp-content\/uploads\/2026\/10\/inzenzo-steps-ifra-lookup.png\" alt=\"Three steps: type a CAS number, read the summary, open the calculator with this material.\"\/><figcaption class=\"wp-element-caption\">Three steps from CAS number to answer.<\/figcaption><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n\n<li>Open <a href=\"\/beta-xab001\/tools\/ifra-lookup\/\">IFRA lookup<\/a>.<\/li>\n\n\n<li>Type a CAS number, for example 80-54-6. You can also type a material name and pick it from the list.<\/li>\n\n\n<li>Press <strong>Look up<\/strong>.<\/li>\n\n\n<li>Read the result, then use the button to open the calculator for that material.<\/li>\n\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">What you get<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"\/beta-xab001\/wp-content\/uploads\/2026\/10\/inzenzo-tools-ifra-lookup.png\" alt=\"Type a CAS number and get the IFRA limits in 18 categories, the strictest limits, deadlines and related materials.\"\/><figcaption class=\"wp-element-caption\">From a CAS number to the Standard.<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n\n<li><strong>At a glance<\/strong>: the answer for fine fragrance (Category 4), the strictest limit and the categories it applies to, and how many categories prohibit or do not restrict the material.<\/li>\n\n\n<li><strong>All 18 product categories<\/strong> in a table, from fine fragrance to other product types.<\/li>\n\n\n<li><strong>Deadlines<\/strong> for new and existing products, and when the Standard was last updated.<\/li>\n\n\n<li><strong>Other materials<\/strong> covered by the same Standard, because some limits apply to a group.<\/li>\n\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Lookup or calculator?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Use IFRA lookup when you want to read the rules for a material. Use the <a href=\"\/beta-xab001\/tools\/ifra-calculator\/\">IFRA calculator<\/a> when you want to know whether your own formula passes. The lookup result links straight into the calculator.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What to keep in mind<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n\n<li>The data is a summary of the IFRA Standards stored on this site, so it is only as current as the last import. The individual IFRA Standards prevail.<\/li>\n\n\n<li>A CAS number can belong to more than one Standard. The result lists each one.<\/li>\n\n\n<li>It is not legal advice. Confirm important decisions on <a href=\"https:\/\/ifrafragrance.org\/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">ifrafragrance.org<\/a>.<\/li>\n\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Frequently asked questions<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Do I need an account?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The site decides who can use IFRA lookup. If you see a sign-in prompt, a free account unlocks it.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Where do I find a CAS number?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">On the material&#8217;s page in the <a href=\"\/beta-xab001\/\">ingredient library<\/a>, or on the supplier&#8217;s data sheet.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/beta-xab001\/tools\/ifra-lookup\/\">Open IFRA lookup<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/beta-xab001\/tools\/ifra-calculator\/\">IFRA calculator<\/a><\/div>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Type a CAS number to see IFRA limits in all 18 product categories, the strictest limits, deadlines and related materials.<\/p>\n","protected":false},"author":1,"featured_media":970,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[319],"tags":[],"class_list":["post-837","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tools"],"_links":{"self":[{"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/posts\/837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/comments?post=837"}],"version-history":[{"count":1,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/posts\/837\/revisions"}],"predecessor-version":[{"id":959,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/posts\/837\/revisions\/959"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/media\/970"}],"wp:attachment":[{"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/media?parent=837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/categories?post=837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.inzenzo.com\/beta-xab001\/wp-json\/wp\/v2\/tags?post=837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}