Ammonium iron(III) sulphate dodecahydrate 99+% for analysis
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:Light purple-grey to violet Adhering powder or crystals
- Titration Iodometric:≥99.0 %
- Chloride (Cl):≤5 ppm
- Phosphate (PO4):≤20 ppm
- Copper (Cu):≤10 ppm
- Potassium (K):≤50 ppm
- Sodium (Na):≤100 ppm
- Zinc (Zn):≤10 ppm
- Ferrous iron (Fe 2+):≤10 ppm