<mark id="paopu"><option id="paopu"><div id="paopu"></div></option></mark>
<span id="paopu"><blockquote id="paopu"></blockquote></span>

    <optgroup id="paopu"></optgroup>

      <optgroup id="paopu"><i id="paopu"><source id="paopu"></source></i></optgroup>

        <ruby id="paopu"></ruby>
        <span id="paopu"><blockquote id="paopu"></blockquote></span>

        <strong id="paopu"></strong>
          1. <strong id="paopu"><video id="paopu"></video></strong>
            <ruby id="paopu"><li id="paopu"></li></ruby>
            Products

            Products

            Potassium persulfate
            Product Name
            Potassium persulfate
            CAS NO.
            7727-21-1
            EINECS
            231-781-8
            Molecular formula

            K2O8S2

            Molecular weight
            270.3218
            Risk terms
            R22; R36/37/38; R42/43; R8;
            Safety terms
            S22; S24; S26; S37;
            Properties

            Properties: Colorless or white triclinic crystalline powder.  
            Relative density: 2.477
            Solubility: soluble in water, Solubility at 0℃ 1.75g / 100ml water, solubility at 20℃ 5.3g

            Use
            Used as initiator, bleach, oxidant and so on



            [ Back ]
            欧美xxxx做受欧美,欧美人与牲口杂交在线播放免费,两个奶头被吃得又翘又硬,欧洲女人裸体牲交视频