红棕色粉末，能溶于酸，不溶于水，溶于醇和醚。
相对密度：5.24
熔点：1538℃。

项目Item                               分析纯　   化学纯
                                        (AR)       (CP)
含量(以Fe计)Assay,%                   69.8-70.1  68.9-70.1 
干燥失重Drying loss,%                ≤  0.2       0.4
水溶物Soluble matter,%               ≤  0.1       0.2
盐酸不溶物Insoluble matter           ≤  0.02      0.1
(in hydrochloric acid),%
硫酸盐(SO4)Sulfate,%                 ≤  0.08      0.16
氮化合物(N)nitrogen compound,%       ≤  0.005     0.05
重金属(以Cu计)Heavy metals,%         ≤  0.01      0.05
硫化铵不沉淀物(以硫酸盐计),%          ≤  0.1       0.2

99.9% metals basis:
 
 
外观Appearance                          Red-Brown to Burgundy Powder/Chunks
X-射线衍射分析X-Ray Diffraction         Conforms to Structure 
纯度Purity                              ≥99.9% Based on Trace Metals Impurities of ICP
Titration by Na2S2O3: % Fe              68.5 - 71.4 % 
ICP: Confirms Iron Component            Confirmed 
痕量金属分析total metallic impurities   ≤1000ppm by ICP Atomic emission
(Sb、Ca、Cr、Co、Mn、Ni、Sn、Zn、Ba、Cs、Pb、Ni、Nb、Pr、Re、Rb、Se、Ag、Na、Sr、Tl、Sn、Yb))


99.99% metals basis:
 
 
外观Appearance                          Red-Brown to Burgundy Powder/Chunks
X-射线衍射分析X-Ray Diffraction         Conforms to Structure 
纯度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
Titration by Na2S2O3: % Fe              68.5 - 71.4 % 
ICP: Confirms Iron Component            Confirmed 
痕量金属分析total metallic impurities   ≤200ppm by ICP Atomic emission
(Sb、Ca、Cr、Co、Mn、Ni、Sn、Zn、Ba、Cs、Pb、Ni、Nb、Pr、Re、Rb、Se、Ag、Na、Sr、Tl、Sn、Yb))


99.999% metals basis:
 
 
外观Appearance                          Red-Brown, Burgundy or Purple Powder
X-射线衍射分析X-Ray Diffraction         Conforms to Structure 
纯度Purity                              ≥99.999% Based on Trace Metals Impurities of ICP
Titration by Na2S2O3 (% Fe)             68.2 - 71.7 % 
ICP: Confirms Iron Component            Confirmed 
痕量金属分析total metallic impurities   ≤20ppm by ICP Atomic emission
(Sb、Ca、Cr、Co、Mn、Ni、Sn、Zn、Ba、Cs、Pb、Ni、Nb、Pr、Re、Rb、Se、Ag、Na、Sr、Tl、Sn、Yb))

危险品标志  Xi 
安全说明  26 
危险品运输编号  UN 1376
危险类别码  36/37/38 
  WGK Germany  -
  RTECS  NO7400000
 
 

1.用作分析试剂、催化剂和抛光剂，也用于颜料的配料    
2.是无机颜料，在涂料工业中用作防锈颜料。也用作橡胶、人造大理石、地面水磨石的着色剂，塑料、石棉、人造革、皮革揩光浆等的着色剂和填充剂，精密仪器、光学玻璃的抛光剂及制造磁性材料铁氧体元件的原料等。 
    3. 用于电子工业、通讯整机、电视机、计算机等磁性原料及行输出变压器、开关电源及其高U及高UQ等的铁氧体磁芯 
    
密封保存。