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名称:纯碱

化学名:碳酸钠

英文:Sodium Carbonate, tongji 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), tongji% ≥ 99.2 99.7
水不溶物:%  ≤ 0.03 0.001
砷:% ≤ 2.0 通过
铁含量, tongji%  ≤ 0.0035 0.0027
重金属:(以Pb计)含量, tongji% ≤

10 ppm

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

 

 

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