CAS number : 7783-85-9
Molecular weight :
Molecular formula/chemical symbol :Fe(NH4)2.(SO4)2.6H2O
Description :
Light green, blue crystal or crystalline powder, in the air gradually
weathering and oxidation. Soluble in water, soluble in ethanol. Light blue
green crystal or powder, light sensitive.
USES :
Used for analysis reagent, when used as indicator, determination of halogen to potassium permanganate and potassium dichromate standard solution preparation of calibration, ferrous ion standard solution. They are also used as polymerization catalyst, dose meter.
Keywords:Surface treatment chemicals
Report :
|
Product name |
ammonium ferrous sulfate |
CAS: 7783-85-9 |
|
Apearance |
Light green, blue crystal or crystalline powder |
|
|
chemical formula |
Fe(NH4)2(SO4)2·6H2O |
|
|
item |
analytically pure (AR) |
chemically pure(CP) |
|
content(Fe(NH4)2(SO4)2·6H2O),% ≥ |
99.5 |
99.0 |
|
pH(50g/Lsolution，25℃) |
3-5 |
3-5 |
|
(PO4),% ≤ |
0.0005 |
0.002 |
|
(Cl),% ≤ |
0.001 |
0.005 |
|
(Mn),% ≤ |
0.05 |
-- |
|
(Fe),% ≤ |
0.01 |
0.02 |
|
(Cu),% ≤ |
0.002 |
0.01 |
|
(Zn),% ≤ |
0.005 |
0.02 |
|
(Pb),% ≤ |
0.002 |
0.004 |
|
Ammonia water not sediment (in sulfate meter), % or less |
0.1 |
0.2 |
|
Water-insoluble, % or less |
0.005 |
0.02 |
