亚硫酸钠

<p>&nbsp;</p> <div><b><span style=\"font-size: 22pt\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></b><b><span style=\"font-size: 22pt\">亚硫酸钠</span></b></div> <div>&nbsp;</div> <div>&nbsp;</div> <div>&nbsp;</div> <div>质量标准：HG/72967-2000</div> <div>&nbsp;</div> <div>Na2SO3<span>&nbsp;&nbsp; </span>分子量 126.04</div> <div>&nbsp;</div> <div>&nbsp;</div> <div><span>&nbsp;&nbsp; </span>白色或微黄色粉末或结晶，有无水物和有水物两种，易溶于水、水溶液成酸性。难溶于醇。在潮湿空气中和日光作用下易氧化。</div> <div>&nbsp;</div> <div>&nbsp;</div> <div>&nbsp;</div> <div>产品技术指标</div> <div>&nbsp;</div> <p> <table border=\"1\" cellspacing=\"0\" cellpadding=\"0\" width=\"572\" style=\"border-bottom: medium none; border-left: medium none; width: 429.1pt; border-collapse: collapse; border-top: medium none; border-right: medium none\"> <tbody> <tr style=\"height: 13.2pt\"> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>指标名称</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>合格品</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>合格品</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: windowtext 1pt solid; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>合格品</div> </td> </tr> <tr style=\"height: 12.55pt\"> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>Na2SO3</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≧96%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≧93%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≧90%</div> </td> </tr> <tr style=\"height: 13.2pt\"> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>游离碱</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.4%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.4%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.4%</div> </td> </tr> <tr style=\"height: 12.55pt\"> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>铁</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦200ppm</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦200ppm</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 12.55pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦200ppm</div> </td> </tr> <tr style=\"height: 13.2pt\"> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: windowtext 1pt solid; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>水不溶物</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.25pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.05%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.05%</div> </td> <td valign=\"top\" width=\"143\" style=\"border-bottom: windowtext 1pt solid; border-left: #f0f0f0; padding-bottom: 0cm; background-color: transparent; padding-left: 5.4pt; width: 107.3pt; padding-right: 5.4pt; height: 13.2pt; border-top: #f0f0f0; border-right: windowtext 1pt solid; padding-top: 0cm\"> <div>≦0.05%</div> </td> </tr> </tbody> </table> </p> <div>&nbsp;</div> <div>&nbsp;</div> <div>&nbsp;</div> <div>用途</div> <div>&nbsp;</div> <div><span>&nbsp;&nbsp;&nbsp; </span>纸浆漂白剂、化学纤维的稳定剂、织物漂白剂、染漂工业脱氧剂、化学工业用还原剂和磺化剂、制革鞣酸剂、选矿的抑制剂、水处理剂等。</div> <div>&nbsp;</div>