硫酸铁(II) 七水合物

等级

ACS reagent

质量水平

200

蒸汽压

14.6 mmHg ( 25 °C)

检测方案

≥99.0%

形式

powder or crystals

reaction suitability

reagent type: catalyst
core: iron

环保替代产品特性

Catalysis
Learn more about the Principles of Green Chemistry .

杂质

≤0.01% insolubles
≤0.05% Substances not pptd by NH4OH

pH值（酸碱度）

3-4 (25 °C, 50 g/L)

密度

1.898 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%

痕量阳离子

Cu: ≤0.005%
Fe3+: ≤0.1%
Mn: ≤0.05%
Zn: ≤0.005%