ppm转换器| ppm转换计算器/title> <meta name="description" content="百万分之一（ppm）转换计算器。"> <style> @media all and (min-width: 577px) { .calc2 input[type=text], .calc2 input[type=number], .calc2 input[type=url] { width:300px; } }</style>  <link rel="canonical" href="https://www.titaotie.com/convert/number/ppm-converter.html" /> <script async src="../../assets/js/coun-w3.js" ></script>  <script async src="https://www.googletagmanager.com/gtag/js?id=G-3LS30VWYXF"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-3LS30VWYXF'); </script> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-1832854270693044" crossorigin="anonymous"></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?ac0ee223cbf63018bf5c2c97c286c454"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> <meta name="dateModified" content="2026-05-15"> </head> <body> <div id="header"> <div> <div id="logo" class="box"> <p> <a href="../../index.htm">无涯在线工具箱</a> </p> </div> </div> </div> <div id="wrapper"> <div id="nav">  <a href="../../index.htm">首页</a> /<a href="../index.html">转换</a>/<a href="index.html">数值转换</a>/ ppm转换器!-- #EndEditable --> </div> <div id="top-ad"> <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-1832854270693044" data-ad-slot="2671835991" data-ad-format="auto" data-full-width-responsive="true"></ins> </div> <div id="lcol"> <div id="doc">  <p class="doc-update">最后修改时间：2026年5月15日</p> <h1>ppm转换器</h1> <p>百万分之一（ppm）转换计算器。</p> <h2><a name="convert_ppm_to"></a>小数，百分比，Permille，ppm，ppb，ppt转换计算器</h2> <p>在其中一个文本框中输入比例部分，然后i>转换</i>按钮。</p> <form name="calcform" autocomplete="off"> <table class="calc2"> <tbody> <tr> <td><label for="ratio">输入十进制：</label></td> <td class="math"><input type="number" step="any" id="ratio" name="ratio"></td> <td class="mathsymbol"> </td> <td class="mathsymbol"> <input onclick="Convert_Ratio()" type="button" value="转换"></td> </tr> <tr> <td><label for="percent">输入百分比：</label></td> <td class="math"><input type="number" min="0" step="any" id="percent" name="percent"></td> <td class="mathsymbol">）</td> <td class="mathsymbol"> <input onclick="Convert_Percent()" type="button" value="转换"></td> </tr> <tr> <td><label for="permil">输入permille</label></td> <td class="math"><input type="number" min="0" step="any" id="permil" name="permil"></td> <td class="mathsymbol"></td> <td class="mathsymbol"> <input onclick="Convert_Permil()" type="button" value="转换"></td> </tr> <tr> <td><label for="ppm">输入ppm</label></td> <td class="math"><input type="number" min="0" step="any" id="ppm" name="ppm"></td> <td class="mathsymbol">ppm </td> <td class="mathsymbol"> <input onclick="Convert_PPM()" type="button" value="转换"></td> </tr> <tr> <td><label for="ppb">输入ppb</label></td> <td class="math"><input type="number" min="0" step="any" id="ppb" name="ppb"></td> <td class="mathsymbol">ppb </td> <td class="mathsymbol"> <input onclick="Convert_PPB()" type="button" value="转换"></td> </tr> <tr> <td><label for="ppt">输入ppt</label></td> <td class="math"><input type="number" min="0" step="any" id="ppt" name="ppt"></td> <td class="mathsymbol">ppt </td> <td class="mathsymbol"> <input onclick="Convert_PPT()" type="button" value="转换"></td> </tr> <tr> <td class="mathsymbol"><input type="reset" value="重置"></td> <td> </td> <td> </td> <td> </td> </tr> </tbody> </table> </form> <p><a href="../chemistry/ppm-to-mg-per-liter.html">ppm到mg / L</a></p> <p> </p> <div id="bottom-ad_2"> </div><hr> <h2>另请参阅</h2> <ul class="seealso"> <li><a href="ppm-to-percent.html">ppm到百分比转换器</a></li> <li><a href="percent-to-ppm.html">％至ppm转换器</a></li> <li><a href="../chemistry/ppm-to-mg-per-liter.html">ppm到mg / L</a></li> <li><a href="../../math/number/ppm.html">百万分之一（ppm</a></li> <li><a href="../../electric/electric-units.html">电气单元</a></li> </ul> <script src="../../assets/convert/convert.js" ></script> <script> function setfocus() { document.calcform.r.focus(); } function Round(x,res) { y = parseFloat(x); res = Math.pow(10,res); y = Math.round(y*res+1)/res; return y; } function roundnum(x,p) { var n=parseFloat(x); var m=n.toFixed(p); var y=String(m); var i=y.length; while(i>0) { if(y.charAt(--i)=="0") y = y.slice(0,i); else break; } if(y.charAt(i)==".") y = y.slice(0,i); return y; } function Convert_Ratio() { ratio = document.calcform.ratio.value; if( ratio=="" ) return; ratio = parseFloat(ratio); document.calcform.percent.value = roundnum(ratio*100, 12); document.calcform.permil.value = roundnum(ratio*1e3, 12); document.calcform.ppm.value = roundnum(ratio*1e6, 12); document.calcform.ppb.value = roundnum(ratio*1e9, 12); document.calcform.ppt.value = roundnum(ratio*1e12, 12); } function Convert_Percent() { percent = document.calcform.percent.value; if( percent=="" ) return; percent = parseFloat(percent); document.calcform.ratio.value = roundnum(percent/100, 12); document.calcform.permil.value = roundnum(percent*1e1, 12); document.calcform.ppm.value = roundnum(percent*1e4, 12); document.calcform.ppb.value = roundnum(percent*1e7, 12); document.calcform.ppt.value = roundnum(percent*1e10, 12); } function Convert_Permil() { permil = document.calcform.permil.value; if( permil=="" ) return; permil = parseFloat(permil); document.calcform.ratio.value = roundnum(permil/1e3, 12); document.calcform.percent.value = roundnum(permil/1e1, 12); document.calcform.ppm.value = roundnum(permil*1e3, 12); document.calcform.ppb.value = roundnum(permil*1e6, 12); document.calcform.ppt.value = roundnum(permil*1e9, 12); } function Convert_PPM() { ppm = document.calcform.ppm.value; if( ppm=="" ) return; ppm = parseFloat(ppm); document.calcform.ratio.value = roundnum(ppm/1e6, 12); document.calcform.percent.value = roundnum(ppm/1e4, 12); document.calcform.permil.value = roundnum(ppm/1e3, 12); document.calcform.ppb.value = roundnum(ppm*1e3, 12); document.calcform.ppt.value = roundnum(ppm*1e6, 12); } function Convert_PPB() { ppb = document.calcform.ppb.value; if( ppb=="" ) return; ppb = parseFloat(ppb); document.calcform.ratio.value = roundnum(ppb/1e9, 12); document.calcform.percent.value = roundnum(ppb/1e7, 12); document.calcform.permil.value = roundnum(ppb/1e6, 12); document.calcform.ppm.value = roundnum(ppb/1e3, 12); document.calcform.ppt.value = roundnum(ppb*1e3, 12); } function Convert_PPT() { ppt = document.calcform.ppt.value; if( ppt=="" ) return; ppt = parseFloat(ppt); document.calcform.ratio.value = roundnum(ppt/1e12, 12); document.calcform.percent.value = roundnum(ppt/1e10, 12); document.calcform.permil.value = roundnum(ppt/1e9, 12); document.calcform.ppm.value = roundnum(ppt/1e6, 12); document.calcform.ppb.value = roundnum(ppt/1e3, 12); } //--> </script>  <div id="ban-ad"> </div>   </div> </div> <div id="rcol"> <p style="text-align: center;font-size: 13px;">广告</p> <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-1832854270693044" data-ad-slot="6938384069" data-ad-format="auto" data-full-width-responsive="true"></ins>  <h5>NUMBER转换</h5> <ul> <li><a href="base-converter.html">进制转换器</a></li> <li><a href="binary-to-decimal.html">二进制到十进</a></li> <li><a href="binary-to-hex.html">二进制到十六进制</a></li> <li><a href="date-to-roman-numerals.html">约会罗马</a></li> <li><a href="decimal-to-fraction.html">小数到小数</a></li> <li><a href="decimal-to-percent.html">小数到百分比</a></li> <li><a href="decimal-to-binary.html">十进制到二进</a></li> <li><a href="decimal-to-octal.html">十进制到八进</a></li> <li><a href="decimal-to-hex.html">十进制到十六进制</a></li> <li><a href="fraction-to-decimal.html">分数到小数</a></li> <li><a href="fraction-to-percent.html">分数百分</a></li> <li><a href="hex-to-binary.html">十六进制到二进制</a></li> <li><a href="hex-to-decimal.html">十六进制到十进制</a></li> <li><a href="octal-to-decimal.html">八进制到十进</a></li> <li><a href="percent-to-decimal.html">百分比至小数</a></li> <li><a href="percent-to-fraction.html">百分</a></li> <li><a href="percent-to-ppm.html">百分比到ppm</a></li> <li><a href="ppm-to-percent.html">ppm到百分比</a></li> <li><a href="ppm-to-ppb.html">ppm至ppb</a></li> <li><a href="ppm-to-ppt.html">ppm到ppt</a></li> <li><a href="ppb-to-ppm.html">ppb至ppm</a></li> <li><a href="ppt-to-ppm.html">ppt到ppm</a></li> <li><a href="ppm-converter.html">ppm转换器</a></li> <li><a href="roman-numerals-converter.html">罗马数字转换器</a></li> </ul> <h5>快速表格</h5> <ul> <li><a href="mailto:?subject=无涯在线工具箱%20website&body=请查看这个网站:%20https://www.titaotie.com">推荐网站</a></li> <li><a href="#feedback">发送反馈</a></li> <li><a href="../../about/about.html">关于</a></li> </ul> <p> </p>  </div> </div> <div id="footer"> <a href="../../index.htm">首页</a>| <a href="../../web/index.html">网页</a>| <a href="../../math/index.html">数学</a>| <a href="../../electric/index.html">电力</a>| <a href="../../calc/index.html">计算器</a>| <a href="../index.html">转换器</a>| <a href="../../tools/index.html">工具类</a> <p>© 2026 <a href="../../index.htm">无涯在线工具箱</a> | <a href="../../about/about.html" rel="nofollow">关于</a>| <a href="../../about/terms.html" rel="nofollow">使用条款</a>| <a href="../../about/privacy.html" rel="nofollow">隐私政策</a>| <a href="../../about/cookies.html" rel="nofollow">管理 Cookie</a> </p> </div> <div id="banner"> <div> 该网站使用 Cookie 来改善你的体验，分析流量并展示广告。<a href="../../about/privacy.html">了解更多</a> </div> <div> <a id="banokbtn">确定</a> <a id="bansetbtn" href="../../about/cookies.html">管理设置</a> </div> </div>   </body>  </html>