1.0Conocimientos de uñashttps://nailknowledge.org/esKevin Nichollshttps://nailknowledge.org/es/blog/author/kevinrich600338<blockquote class="wp-embedded-content" data-secret="tz9ognvqDj"><a href="https://nailknowledge.org/es/glossary/cas-number">Número CAS</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://nailknowledge.org/es/glossary/cas-number/embed#?secret=tz9ognvqDj" width="600" height="338" title="«CAS number» — NailKnowledge" data-secret="tz9ognvqDj" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://nailknowledge.org/wp-includes/js/wp-embed.min.js </script>The CAS number is the Chemical Abstract Service number attributed to specific hazardous chemicals. You will see it recorded in the SDS for nail products. It provides identification for that chemical so it can be found on a global database.https://nailknowledge.org/wp-content/uploads/2023/03/image002.jpg545295