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氟化氢铵中文包装

分析项目                                     指标                             指标
                                                    烘干                              甩干

   NH4HF2                                   ≥98                              ≥98 
   
   干燥减量                                    ≤1.0                            ≤2.5  
    
    灼烧残渣                                   ≤0.1                            ≤0.1
   
    硫酸盐(SO4)                         ≤0.1                           ≤0.1
   
   氟硅酸盐                                    ≤0.1                            ≤0.1
【以(NH4)2SiF6】计     

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