彩票在线买

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

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

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

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

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

                乙二胺四乙酸四钠

                更新:2013-1-8 9:18:18

                  中文名:乙二胺四乙酸四钠
                  英文名:EDTA, Tetrasodium Salt, Anhydrate
                  别名:
                  CAS No.:13235-36-4级别:Ultra Pure Grade
                  分子式:C10H16N2O8Na4•H2O分子量:380.17
                订购信息
                  货号规格价格品牌
                  0245-100g100g60GBCBIO
                  0245-500g500g150GBCBIO
                  0245-500g500g360Amresco
                产品介绍
                  pH(1%,Water)@25°C.......................10.7-11.7
                  Heavy Metals (as Pb) (%).....................≤0.001
                  Iron(%).....................................................≤0.2
                更多产品