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名稱:純堿

化學名:碳酸鈉

英文:Sodium Carbonate, soda ash

分子式:NaHCO3

分子量:84.01

CAS號:144-55-8

標準:USP/BP

 


                                                                                           化學指標                                                                                                        

 

項目 指標 測試值
總堿量:(以Na2CO3計),% ≥ 99.2 99.7
水不溶物:%  ≤ 0.03 0.001
砷:% ≤ 2.0 通過
鐵含量,%  ≤ 0.0035 0.0027
重金屬:(以Pb計)含量,% ≤

10 ppm

通過
銨鹽含量 通過測試  
澄清度 通過測試  
CL離子含量,% ≤ 0.7 0.01

 

 

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