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      名称:纯碱

      化学名:碳酸钠

      英文:Sodium Carbonate, soda ash

      分子式:NaHCO3

      分子量:84.01

      CAS号:144-55-8

      标准:USP/BP

       


                                                                                                 化学指标                                                                                                        

       

      项目 指标 测试值
      总碱量:(以Na2CO3计),% ≥ 99.2 99.7
      水不溶物:%  ≤ 0.03 0.001
      砷:% ≤ 2.0 通过
      铁含量,%  ≤ 0.0035 0.0027
      重金属:(以Pb计)含量,% ≤

      10 ppm

      通过
      铵盐含量 通过测试  
      澄清度 通过测试  
      CL离子含量,% ≤ 0.7 0.01

       

       

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