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项目Item 分析纯 (AR) 含量(BiCl3)Assay,% ≥98.0 盐酸不溶物及银Insoluble matter in ≤0.01 hydrochloric acid and silver,% 硝酸盐(NO3)Nitrate,% ≤0.02 硫酸盐(SO4)Sulfate,% ≤0.01 铁(Fe)Iron,% ≤0.005 铜(Cu))Copper,% ≤0.005 砷(As)Arsenic,% ≤0.001 铅(Pb)Lead,% ≤0.015 碱金属及碱土金属等(以硫酸盐计) Alkali and earths etc,% ≤0.1
ACS级 项目名称Item ACS Grade 含量Assay 98.0-102.0% 不溶物Insoluble matter ≤0.01% 硝酸盐(NO3)Nitrate ≤0.01% 硫酸盐(SO4)Sulfate ≤0.01% 砷(As)Arsenic(As) ≤0.001% 钙(Ca)Calcium(Ca) ≤0.005% 铜(Cu)Copper(Cu) ≤0.001% 铁(Fe)Iron(Fe) ≤0.005% 铅(Pb)Lead(Pb) ≤0.01% 钾(K)Potassium(K) ≤0.01% 钠(Na)Sodium(Na) ≤0.02% 银(Ag)silver(Ag) ≤0.002%
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