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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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