铁粉

性状描述: 灰色到灰黑色无定形细粒或粉末，有极微光泽，能溶于稀酸，不溶于水，暴露于空气和湿气中易氧化。密度：7.86 熔点：1535 ºC 沸点：3000 ºC

质量标准: 项目Item 分析纯 化学纯 (AR) (CP) 含量(Fe)Assay,% ≥ 99.0 98.0 硫酸不溶物Insolution matter in sulfuric acid,% ≤ 0.1 0.5 水溶物Soluble matter in water,% ≤ 0.03 0.1 硫化合物(以SO4计)Sulfur compounds ≤ 0.06 0.15 氮化合物(以N计)Nitrogen compound,% ≤ 0.005 0.01 铜(Cu)Copper,% ≤ 0.005 0.02 项目Item 99.99 % 外观Appearance Grey powder X射线衍射X-Ray Diffraction Conforms to Structure 痕量金属Trace Metal Analysis ≤100.0 ppm 纯度Purity ≥99.99% Based On Trace Metals Analysis 项目Item 99.9%，50nm 外观Appearance Grey powder X射线衍射X-Ray Diffraction Conforms to Structure 痕量金属Trace Metal Analysis ≤1000.0 ppm 纯度Purity ≥99.9% Based On Trace Metals Analysis 粒度Particle size ≤50 nm 项目Item 99.9%，80nm 外观Appearance Grey powder X射线衍射X-Ray Diffraction Conforms to Structure 痕量金属Trace Metal Analysis ≤1000.0 ppm 纯度Purity ≥99.9% Based On Trace Metals Analysis 粒度Particle size ≤80 nm

储存条件: 密封干燥处保存

用途: 还原剂,电子工业。