项目                                                         分析纯          化学纯
                                                                   (AR)            (CP)
含量Assay                                               ≥99.0          ≥98.0
氯化物Chloride（Cl）                        ≤0.005         ≤0.01
盐酸溶解试验Solubilization in HCl      合格            合格
硅silicon（Si）                       ≤0.01          ≤0.04
铁iron（Fe）                          ≤0.003         ≤0.005
重金属heavy metal（以Pb计）           ≤0.003         ≤0.005
氮化合物nitrogen compound（以N计）    ≤0.005         ≤0.02
硫酸溶解物dissolved matter in H2SO4   ≤0.20          ≤0.60
灼烧失重calcination loss              ≤2.0           ≤2.0


99.99% metals basis:


外观Appearance                          白色粉末
X-射线衍射分析X-Ray Diffraction         Conforms to standard
纯度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
ICP Assay                               Confirms Barium component
干燥损失Loss on ignition                <0.5% (1 Hours, 1100 °C)
痕量金属分析Trace Metal Analysis        ≤200ppm by ICP Atomic emission


99.999% metals basis:


外观Appearance                          白色粉末
X-射线衍射分析X-Ray Diffraction         Conforms to standard
纯度Purity                              ≥99.999% Based on Trace Metals Impurities of ICP
ICP:                                    Confirms Barium Component Confirmed
痕量金属分析Trace Metal Analysis        ≤20ppm by ICP Atomic emission
(Ni、Rb、Cs、Mg、Ca、Sr、Zr、Hf、Nb、In、Cr、W、Pb、Sb、Bi、Fe、Sm、Yb)

类别 有毒物品
毒性分级 高毒
危险品标志  Xn,T
危险类别码  20/22
安全说明  28-28A
急性毒性 口服-大鼠 LD50: 250 毫克/公斤; 腹注-小鼠 LD50: 29.91 毫克/公斤
可燃性危险特性 受热分解有毒氟化物和钡氧化物烟雾
储运特性 库房通风低温干燥; 与食品分开储运
灭火剂 水, 砂土
职业标准 TWA 0.5 毫克 (钡)/立方米; TWA 2.5 毫克 (氟)/立方米

 用于制造电机电刷、光学玻璃、光导纤维、激光发生器、助熔剂、涂料和珐琅以及木材防腐剂和杀虫剂等