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%

99.99% metals basis：

外观Appearance 白色至类白色粉末或结晶
纯度Purity ≥99.99% Based On Trace Metals Analysis
铋Bi 64.6 - 67.9 %（Complexiometric EDTA）
ICP: Confirms Bismuth Component Confirmed
痕量金属分析Trace Metal Analysis ≤200ppm by ICP Atomic emission
(Al、As、B、Ba、Be、Ca、Cd、Co、Cr、Cu、Fe、Ga、Ge、Hf、In、K、Li、Mg、Mn、Mo、Na、Nb、Ni、Pb、Pd、Pt、Rh、Sb、Scandium、Selenium 、Si、Sr、Th、Ti、V、W、Zn、Zr)

99.999% metals basis：

外观Appearance 白色至类白色粉末或结晶
纯度Purity ≥99.999% Based On Trace Metals Analysis
ICP: Confirms Bismuth Component Confirmed
痕量金属分析Trace Metal Analysis ≤20ppm by ICP Atomic emission
(Li、Na、Ni、Y、Cd、Cr、As、Yb、Co)