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名稱:純堿

化學(xué)名:碳酸鈉

英文:Sodium Carbonate, soda ash

分子式：NaHCO3

分子量:84.01

CAS號(hào)：144-55-8

標(biāo)準(zhǔn)：USP/BP

 


                                                                                           化學(xué)指標(biāo)                                                                                                        

 

項(xiàng)目 指標(biāo) 測(cè)試值
總堿量：(以Na2CO3計(jì)),% ≥ 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(jì))含量,% ≤

10 ppm

 通過
銨鹽含量 通過測(cè)試  
澄清度 通過測(cè)試  
CL離子含量,% ≤ 0.7 0.01

 

 

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