CINXE.COM
File Not Found (error 404)
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>File Not Found (error 404)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width = device-width" /> <link rel="stylesheet" type="text/css" href="/chemistry/style/webbook.css" title="Default Chemistry WebBook style" media="screen, print" /> <link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" /> <link rel="apple-touch-icon" sizes="76x76" href="/chemistry/img/touch-icon-76x76.png" type="image/png" /> <link rel="icon" sizes="76x76" href="/chemistry/img/touch-icon-76x76.png" type="image/png" /> <link rel="icon" sizes="120x120" href="/chemistry/img/touch-icon-120x120.png" type="image/png" /> <link rel="apple-touch-icon" sizes="120x120" href="/chemistry/img/touch-icon-120x120.png" type="image/png" /> <link rel="icon" sizes="152x152" href="/chemistry/img/touch-icon-152x152.png" type="image/png" /> <link rel="apple-touch-icon" sizes="152x152" href="/chemistry/img/touch-icon-152x152.png" type="image/png" /> <link rel="icon" sizes="180x180" href="/chemistry/img/touch-icon-180x180.png" type="image/png" /> <link rel="apple-touch-icon" sizes="180x180" href="/chemistry/img/touch-icon-180x180.png" type="image/png" /> <link rel="icon" sizes="192x192" href="/chemistry/img/touch-icon-192x192.png" type="image/png" /> <link rel="apple-touch-icon" sizes="192x192" href="/chemistry/img/touch-icon-192x192.png" type="image/png" /> <link rel="help" href="/chemistry/#Documentation" title="Documentation" /> <link rel="search" href="/chemistry/#Search" title="Search options" /> <link rel="author" href="/chemistry/#Top" title="Credits" /> <link rel="license" href="/chemistry/#Notes" title="Notes" /> <link rel="home" href="/chemistry/" title="Main site page" /> <!-- Google Analtyics 4 --> <script async="async" src="https://www.googletagmanager.com/gtag/js?id=G-PS24JGCKSZ"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-PS24JGCKSZ', {'cookie_domain': 'webbook.nist.gov', 'cookie_flags': 'SameSite=None;Secure'}); </script> <!-- End of Google Analytics 4 --> <!-- GSA Digital Analytics Program and Google Analytics 3 --> <script async="async" id="_fed_an_ua_tag" src="https://dap.digitalgov.gov/Universal-Federated-Analytics-Min.js?agency=NIST&subagency=webbook&pua=UA-37115410-2&yt=false&exts=mol,sdf,jdx,ppsx,pps,f90,sch,rtf,wrl,txz,m1v,xlsm,msi,xsd,f,tif,eps,mpg,xml,pl,xlt,c"></script> <!-- End of GSA Digital Analytics Program and Google Analytics 3 --> <script type="text/javascript" src="/packages/jquery/jquery-3.5.1.min.js"></script> <script type="text/javascript" src="/packages/nist/nist-exit-script.js"></script> <!-- svg4everybody.js by Jon Neal enables external SVG on older browsers. See https://github.com/jonathantneal/svg4everybody for more information. --> <script src="/packages/svg4everybody/svg4everybody.js"></script> <script>svg4everybody();</script> <!-- End of svg4everybody.js section. --> <script type="text/javascript" src="/packages/menu/menu.js"></script> </head> <body> <p id="skip-link"><a class="element-invisible element-focusable" href="#main"> Jump to content</a> </p> <header> <div class="webbook_header_bar" role="presentation" aria-label="Site label for NIST Chemistry WebBook"> <span class="logo"> <a target="_blank" rel="noopener" href="https://www.nist.gov/" title="Link to NIST home page">National Institute of Standards and Technology</a> </span> <h1><span class="no-handheld">NIST</span> Chemistry WebBook<span class="no-handheld">, SRD 69</span></h1> </div> <div class="no-print" role="navigation" aria-label="Main menu"> <ul class="webbook_nav"> <li> <a href="/chemistry/" title="Main page of this site"> <span class="sr-only">Home</span> <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" class="webbook_icon_big" role="img" aria-hidden="true"> <use xlink:href="/chemistry//img/icons.svg#home-icon"></use> </svg></a> </li> <li> <a class="menu_below" href="#">Search</a> <ul> <li> <a href="/chemistry/name-ser/" title="Search for species by chemical name"> Name</a> </li> <li> <a href="/chemistry/form-ser/" title="Search for species by chemical formula"> Formula</a> </li> <li> <a href="/chemistry/inchi-ser/" title="Search for species by InChI or InChIKey"> IUPAC identifier</a> </li> <li> <a href="/chemistry/cas-ser/" title="Search for species by CAS number"> CAS number</a> </li> <li> <a href="/chemistry/#Search" title="More serach options on the main page of this site"> More options</a> </li> </ul> </li> <li class="no-handheld"> <a class="menu_below" href="#">NIST Data</a> <ul> <li> <a href="https://www.nist.gov/srd/" title="Standard Reference Data page">SRD Program </a> </li> <li> <a href="https://data.nist.gov/sdp/" title="NIST data discovery site">Science Data Portal </a> </li> <li> <a href="https://www.nist.gov/mml/odi/" title="Office of Data and Informatics page">Office of Data and Informatics </a> </li> </ul> </li> <li> <a class="menu_below" href="#">About</a> <ul> <li> <a href="/chemistry/faq/" title="Frequently asked questions page"> FAQ</a> </li> <li> <a href="/chemistry/#CreditsControl" title="Credits on the main page of the site"> Credits</a> </li> <li> <a href="/chemistry/#Documentation" title="More documentation on the main page of the site"> More documentation</a> </li> </ul> </li> </ul> </div> </header> <main id="main"> <h1>File Not Found (error 404)</h1> <p> The file you have requested, "<span style="font-family: monospace; font-weight: bold;">/mw-ser/</span>" is not available on this server. </p> </main> <footer id="footer"> <div class="row"> <ul class="list-center-inline"> <li><a href="https://www.nist.gov/privacy-policy" title="page with privacy statement" target="_blank" rel="noopener">Privacy Statement</a></li> <li><a href="https://www.nist.gov/privacy-policy#privpolicy" title="page with privacy policy" target="_blank" rel="noopener">Privacy Policy</a></li> <li><a href="https://www.nist.gov/privacy-policy#secnot" title="page with security notice" target="_blank" rel="noopener">Security Notice</a></li> </ul> <ul class="list-center-inline"> <li><a href="https://www.nist.gov/disclaimer" title="page with NIST disclaimer" target="_blank" rel="noopener">Disclaimer</a> </li> <li><a href="https://www.nist.gov/privacy-policy#accesstate" title="page with accessibility statement" target="_blank" rel="noopener">Accessibility Statement</a></li> <li><a href="https://www.nist.gov/office-director/freedom-information-act" title="page about Freedom of Information Act" target="_blank" rel="noopener">FOIA</a></li> </ul> </div> </footer> </body> </html>