Sigma Aldrich Iron(II) sulfate heptahydrate puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, 99.5-104.5% (manganometric) Cas 7782-63-0 1 Kg
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Stok Kodu
12354-1KG
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| Sigma Aldrich 12354 Iron(II) sulfate heptahydrate puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, 99.5-104.5% (manganometric) Cas 7782-63-0 1 Kg | ||||
| Teknik Özellikler | ||||
| Catalog No | : 12354 | |||
| Cas Number | : 7782-63-0 | |||
| Molecular Weight | : 278.01 | |||
| EC Number | : 231-753-5 | |||
| MDL Number | : MFCD00149719 | |||
| Grade | : Puriss. | |||
| Vapor pressure |
: 14.6 mmHg ( 25
°C) |
|||
| Assay |
: 99.5-104.5 %
(manganometric) |
|||
| Quality | : meets analytical specification of Ph. Eur., BP, USP, FCC | |||
| Shelf life | : Shelf life is limited | |||
| İmpurities |
organic
volatile impurities, complies (GC)
|
|||
| residual solvents, complies | ||||
|
≤0.005%
heavy metals (as Pb)
|
||||
| pH | : 3-4 (20 °C, 5 %) | |||
| Density |
: 1.898
g/mL at 25 °C (lit.) |
|||
| Anion traces |
: chloride
(Cl-): ≤ 100 mg/kg |
|||
| Cation traces |
As: ≤2
mg/kg |
|||
|
Ca: ≤200
mg/kg |
||||
|
Cr: ≤50
mg/kg |
||||
|
Cu: ≤30
mg/kg |
||||
|
Fe3+:
≤2000 mg/kg |
||||
|
Hg: ≤1
mg/kg |
||||
|
K: ≤20
mg/kg |
||||
|
Mg: ≤200
mg/kg |
||||
|
Mn: ≤1000
mg/kg |
||||
|
Na: ≤100
mg/kg |
||||
|
Ni: ≤50
mg/kg |
||||
|
Pb: ≤2
mg/kg |
||||
|
Zn: ≤20
mg/kg |
||||
| Suitability | : complies for appearance of solution | |||
 |
||||