Ammonium iron(III) sulphate dodecahydrate 99% ACS
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:7783-83-7
:
Formula:NH₄Fe(SO₄)₂·12H₂O
MDL Number:MFCD00150004
:482.2 g/mol
Merck Index:12,00549
Boiling Pt:230 °C (760 mmHg)
Melting Pt:39…41 °C
Density:1.71 g/cm³
EINECS:233-382-4
:GHS07
Storage Temperature:Refrigerator
Specification Test Results
- Appearance:Violet Crystals
- Titration Iodometric:98.5 to 102.0 %
- Chloride (Cl):≤0.001 %
- Nitrate (NO3):≤0.01 %
- Calcium (Ca):≤0.01 %
- Copper (Cu):≤0.003 %
- Magnesium (Mg):≤0.005 %
- Potassium (K):≤0.005 %
- Sodium (Na):≤0.02 %
- Zinc (Zn):≤0.003 %
- Ferrous iron (Fe 2+):(Limit about 0.001%) Passes test
- Insoluble matter:≤0.01 %