性状  浅紫色或灰白色结晶，微有潮解性，加热至125°C时分解。溶于水、乙醇和丙酮，微溶于冷浓硝酸。
密度：1.68
熔点：47.2°C
   
备注:  以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。
质量标准  
   Q/（HG）SJ　778-1998
项目Item　　                                          分析纯　    化学纯
                                                       (AR)　      (CP)
含量［Fe(NO3)3·9H2O)Assay,%                           ≥98.5      98.0
不溶物Insoluble matter in water,%                      ≤0.005     0.01
氯化物(Cl)Chloride,%                                   ≤0.0005    0.002
硫酸盐(SO4)Sulfate,%                                   ≤0.005     0.01
铜(Cu)Copper,%　                                       ≤0.001     0.003
锌(Zn)Zinc,%                                           ≤0.001     0.003
氨水不沉淀物(以硫酸盐计）Substances not
precipitated by ammonia,%                              ≤0.05      0.1

ACS级
项目名称Item                                          ACS Grade
含量[Fe(NO3)3·9H2O]Assay                              98.0-101.0%
水不溶物Insoluble matter in water                      ≤0.005%
氯化物(Cl)Chloride(Cl)                                 ≤5ppm
硫酸盐(SO4)Sulfate                                     ≤0.01%
钙(Ca)Calcium(Ca)                                      ≤0.01%
镁(Mg)Magnesium(Mg)                                    ≤0.005%
钾(K)Potassium(K)                                      ≤0.005%
钠(Na)Sodium(Na)                                       ≤0.05%

品级Grade                               细胞培养级 
                                 (for cell culture，98 - 101%)
外观Appearance                          purple powder
纯度purity by titration                 98 - 101%   
水溶解试验solubility in water           clear yellow to orange solution at
  100 mg/ml water
水分Water (by Karl Fischer)             ≤3%
细胞培养实验cell culture tests          passes

99.99% metals basis：

外观Appearance                          薰衣草或浅紫色粉末
纯度Purity                              ≥99.99% Based On Trace Metals Analysis
铁Fe                                    13.4 - 14.2 % Titration by Na2S2O3
ICP Assay                               Confirms Iron Component
痕量金属分析Trace Metal Analysis        ≤200ppm by ICP Atomic emission
(Al、Sb、As、Ba、B、Ca、Cr、Cu、Ga、Pb、Li、Mg、Mn、Ni、K、Na、Sn、V、Zn)

99.999% metals basis：

外观Appearance                          薰衣草或浅紫色粉末
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.999% Based On Trace Metals Analysis
铁Fe                                    13.5 - 14.2 %( Titration by Na2S2O3)
ICP Assay                               Confirms Iron Component
痕量金属分析Trace Metal Analysis        ≤10ppm by ICP Atomic emission
(Al、Sb、As、Ba、B、Ca、Cr、Cu、Ga、Pb、Li、Mg、Mn、Ni、K、Na、Sn、V、Zn)
贮存  密封避光保存
用途  分析试剂(吸收乙炔)、催化剂，铜着色剂
联合国编号  1446
Risk：  R8 R36/37/38
Safety :  S17 S26 S36
Hazard :  O  Xi