Magnesium sulfate heptahydrate - 63140
Code: 63140
Magnesium sulfate heptahydrate
Puriss. p.a., ACS Reagent, ≥99.0%
Epsom salts
≥99.0%
CAS Number: 10034-99-8
Linear Formula: MgSO4 · 7H2O
Molar Mass: 246.47 g/mol
MDL Number: MFCD00149785
| Property |
Value |
| Appearance |
complying |
| Assay |
99.0 - 101.0 % |
| PH (5 %, 25 °C) |
5.0 - 8.2 |
| Water insoluble matter |
max. 0.005 % |
| Arsenic (As) |
max. 0.00001 % |
| Calcium (Ca) |
max. 0.02 % |
| Cadmium (Cd) |
max. 0.0005 % |
| Cobalt (Co) |
max. 0.0005 % |
| Chromium (Cr) |
max. 0.0005 % |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 0.0001 % |
| Potassium (K) |
max. 0.001 % |
| Manganese (Mn) |
max. 0.0005 % |
| Sodium (Na) |
max. 0.001 % |
| Nickel (Ni) |
max. 0.0005 % |
| Lead (Pb) |
max. 0.0005 % |
| Strontium (Sr) |
max. 0.0005 % |
| Zinc (Zn) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 0.0005 % |
| Ammonium (NH4) |
max. 0.002 % |
| Chloride (Cl) |
max. 0.0005 % |
| Nitrate (NO3) |
max. 0.002 % |
| Colour of the solution |
complying |
| Turbidity of solution |
complying |
| Property |
Value |
| Vapor Pressure |
<0.1 mmHg ( 20 °C) |
| Vapor Density |
<0.01 (vs air) |
| Freezing point |
1,124 °C |
| Density |
1.68 g/cm3 |
