商品名：镓标准溶液

别 名：Gallium

英文名：Gallium metal

产 地：湖南

Cas号：7440-55-3

分子结构：

分子式：Ga

分子量：69.7230

备注：

性状：灰色金属。在30℃时变为发光液体。冷却至0℃而不固化。在干燥空气中稳定,在潮湿空气中( 蜓跗失去光泽。与碱反应放出氢气。能被冷浓盐酸浸蚀,对热硝酸钝性。高温时能与多数金属反应。溶于酸和碱中,微溶于汞。相对密度(d29.65)5.9037(固),(d29.8)6.0947(液)。熔点29.78℃。沸点约2400℃。

质量标准:99.99% metals basis:


外观Appearance                          Silver Solid or Liquid
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities
ICP Major Analysis Confirmed            Confirms Gallium Component
痕量金属杂质total metallic impurities   ≤200ppm by ICP Atomic emission



99.999% metals basis:


外观Appearance                          Silver Solid or Liquid
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.999% Based on Trace Metals Impurities
ICP Major Analysis Confirmed            Confirms Gallium Component
痕量金属杂质total metallic impurities   ≤20ppm by ICP Atomic emission


99.9999% metals basis:


外观Appearance                          Silver Solid or Liquid
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.9999% Based on Trace Metals Impurities
ICP Major Analysis Confirmed            Confirms Gallium Component
痕量金属杂质total metallic impurities   ≤1ppm by ICP Atomic emission


99.99999% metals basis:


外观Appearance                          Silver Solid or Liquid
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.99999% Based on Trace Metals Impurities
ICP Major Analysis Confirmed            Confirms Gallium Component
痕量金属杂质total metallic impurities   ≤0.1ppm by ICP Atomic emission

存储：密封阴凉干燥保存。

用途：制造半导体砷化镓、磷化镓、锗半导体掺杂元素。纯镓及低熔合金可作核反应的热交换介质。温度计的填充料。有机反应中作二酯化的催化剂。

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