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详细介绍:</td>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"><font color="#000000"><strong style="margin: 0px; padding: 0px; border: none;">化学式</strong>: Na<sub style="margin: 0px; padding: 0px; border: none;">3</sub>PO<sub style="margin: 0px; padding: 0px; border: none;">4</sub><br />
<strong style="margin: 0px; padding: 0px; border: none;">分子量</strong>: 163.97 <br />
<strong style="margin: 0px; padding: 0px; border: none;">性 状</strong>:白色粉末或微黄色粉末,相对密度为2.537,熔点为1340℃,易溶水,不溶于乙醇和二硫化碳。水溶液呈碱性,对人体皮肤有一定侵蚀作用,1%水溶液的pH值为12.1。<br />
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<strong style="margin: 0px; padding: 0px; border: none;"><strong style="margin: 0px; padding: 0px; border: none;"><strong style="margin: 0px; padding: 0px; border: none;"><b style="margin: 0px; padding: 0px; border: none;"><span style="font-family: 宋体; margin: 0px; padding: 0px; border: none; font-size: 9pt;">技术指标:</span></b></strong></strong></strong></font></span></p>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 指标名称</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;">指标</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 工业级</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 优级</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 外 观 </span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;">白色或微黄色粉末</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 主含量 %≥</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 98.0 </span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 98.0 </span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> P<sub style="margin: 0px; padding: 0px; border: none;">2</sub>O<sub style="margin: 0px; padding: 0px; border: none;">5</sub> %≥</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 42.4</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 42.4</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> pH值(1%水溶液)</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 11.5-12.5</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 11.5-12.5</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 甲基橙碱度(以Na<sub style="margin: 0px; padding: 0px; border: none;">2</sub>O计)%</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 36-40</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 36-40</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 水不溶物 %≤</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 0.1</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 0.1</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 重金属(以Pb计) %≤</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> -</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 0.001</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 砷化物(以As计) %≤</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> -</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 0.0003</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 氟化物(以F计) %≤</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> -</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 0.002</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 细度(通过60目筛) %≥</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 90.0</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"> 90.0</span></div>
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<span class="style3" style="margin: 0px; padding: 0px; border: none;"><font color="#000000"><strong style="margin: 0px; padding: 0px; border: none;">用 途</strong>:主要用作水的软化剂、锅炉清洁剂和洗涤剂,也用作金属防锈剂、染料中间体的干燥剂、糖汁净化剂、照相显影剂、织物丝光增强剂,在医药方面也有一定的应用。<br />
<strong style="margin: 0px; padding: 0px; border: none;">包 装</strong>:内塑外编,每袋净重25Kg或50kg,贮于通风干燥处。</font></span></p>
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