凤凰手机彩票

  • <tr id='jkqkMj'><strong id='jkqkMj'></strong><small id='jkqkMj'></small><button id='jkqkMj'></button><li id='jkqkMj'><noscript id='jkqkMj'><big id='jkqkMj'></big><dt id='jkqkMj'></dt></noscript></li></tr><ol id='jkqkMj'><option id='jkqkMj'><table id='jkqkMj'><blockquote id='jkqkMj'><tbody id='jkqkMj'></tbody></blockquote></table></option></ol><u id='jkqkMj'></u><kbd id='jkqkMj'><kbd id='jkqkMj'></kbd></kbd>

    <code id='jkqkMj'><strong id='jkqkMj'></strong></code>

    <fieldset id='jkqkMj'></fieldset>
          <span id='jkqkMj'></span>

              <ins id='jkqkMj'></ins>
              <acronym id='jkqkMj'><em id='jkqkMj'></em><td id='jkqkMj'><div id='jkqkMj'></div></td></acronym><address id='jkqkMj'><big id='jkqkMj'><big id='jkqkMj'></big><legend id='jkqkMj'></legend></big></address>

              <i id='jkqkMj'><div id='jkqkMj'><ins id='jkqkMj'></ins></div></i>
              <i id='jkqkMj'></i>
            1. <dl id='jkqkMj'></dl>
              1. <blockquote id='jkqkMj'><q id='jkqkMj'><noscript id='jkqkMj'></noscript><dt id='jkqkMj'></dt></q></blockquote><noframes id='jkqkMj'><i id='jkqkMj'></i>

                二硝基水杨酸

                更新:2013-10-11 22:53:39

                  中文名:二硝基水杨酸
                  英文名:3,5-Dinitrosalicylic acid
                  别名:3,5-Dinitro-2-hydroxybenzoic acid, DNS
                  CAS No.:609-99-4级别:Reagnet Gade
                  分子式:C7H4N2O7分子量:228.1
                订购信息
                  货号规格价格品牌
                  D0550-10g10g194GBCBIO
                  D0550-25g25g322GBCBIO
                  D0550-25g25g655Sigma
                产品介绍
                  Purity(%)................................................>98
                  Residue on ignition(%)......................<0.1
                  黄色片状结晶。溶于热水,溶于乙醇,苯和乙醚,微溶于冷水。
                更多产品