硫酸亚铁(II)铵 六水合物

等级

ACS reagent

质量水平

200

检测方案

98.5-101.5%
99%

形式

powder or crystals

reaction suitability

reagent type: catalyst
core: iron

杂质

≤0.01% insolubles
≤0.05% Not NH4OH pptd.

pH值（酸碱度）

3-5 (20 °C, 50 g/L)

mp

100 °C (dec.) (lit.)

痕量阴离子

phosphate (PO43-): ≤0.003%

痕量阳离子

Ca: 0.005%
Cu: ≤0.003%
Fe3+: ≤0.01%
K: 0.002%
Mg: 0.002%
Mn: ≤0.01%
Na: 0.02%
Zn: ≤0.003%