Kieselguhr
        
        Molecular Formula:
        Molecular Weight:
        Alias:
Infnsorial earth Fossil fluor
Siliceous earth
        Product order:
        
          
            | Name | Specifications | Packing | Price | Delivery | 
          
            | Kieselguhr | CP | 1kg | RMB 52.8 | Consulting service | 
          
            | Kieselguhr | TLC专用 | 100g | RMB 107.8 | 现货 | 
          
            | Kieselguhr | CP | 500g | RMB 41.8 | Consulting service | 
        
         
        Character:
白色、浅灰色或浅黄色粉末。质软、轻而多空。为含有88%的硅的水生硅藻的碎片。能吸收大于本身4倍的水。溶于浓碱和氢氟酸,不溶于水、酸或稀碱。具有一定的吸附能力和良好的过滤性。
        Quality Standard:
 	 
  	项目Item                        化学纯
                                            (CP)
灼烧失重Ignition loss,%                     ≤10.0
硫酸盐(SO4)Sulfate,%                        ≤0.5
盐酸可溶物Soluble in hydrochloric acid      ≤0.2  
水溶液反应Water solution reaction            合格
氢氧化钠溶液中可溶性物质Soluble matter      ≥75.0
in sodium hydroxide solution,%              
        Storage:
密封保存。
用途 	色谱分析吸附剂,助滤剂,澄清剂,填充剂,金属催化剂载体,防火和防酸的包装材料。志、热和电的不良导体。
		
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