Magnesium oxide
SIAL/63089 - BioUltra, ≥97.0% (calcined substance, KT)
Synonym: Magnesia; MgO
CAS Number: 1309-48-4
Empirical Formula (Hill Notation): MgO
Molecular Weight: 40.30
EC Number: 215-171-9
MDL Number: MFCD00011109
Linear Formula: MgO
Product Type: Chemical
| λ | 0.1 M in 5 M HCl |
| anion traces | chloride (Cl-): ≤100 mg/kg |
| sulfate (SO42-): ≤10 mg/kg | |
| assay | ≥97.0% (calcined substance, KT) |
| cation traces | Al: ≤20 mg/kg |
| As: ≤0.1 mg/kg | |
| Ba: ≤10 mg/kg | |
| Bi: ≤10 mg/kg | |
| Ca: ≤500 mg/kg | |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤50 mg/kg | |
| K: ≤50 mg/kg | |
| Li: ≤50 mg/kg | |
| Mn: ≤5 mg/kg | |
| Mo: ≤5 mg/kg | |
| Na: ≤2000 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Sr: ≤20 mg/kg | |
| Zn: ≤5 mg/kg | |
| impurities | insoluble matter, passes filter test |
| ≤0.002% total nitrogen (N) | |
| InChI | 1S/Mg.O |
| InChI key | CPLXHLVBOLITMK-UHFFFAOYSA |
| loss | ≤3% loss on ignition, 900 °C |
| mp | 2852 °C (lit.) |
| product line | BioUltra |
| Quality Level | 200  |
| SMILES string | O=[Mg] |
| solubility | 5 M HCl: 0.1 M at 20 °C, clear, colorless |
| UV absorption | λ: 260 nm Amax: ≤0.040 |
| λ: 280 nm Amax: ≤0.025 |
| Application: | Magnesium oxide is used as a dietary supplement to study its effects on processes such as the rate of calcium uptate and ATPase activity. MgO is used in the development of various nanoparticles. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥97.0% (calcined substance, KT) |
| mp | 2852 °C (lit.) |
| UNSPSC | 12352200 |