1.05853

Magnesium nitrate hexahydrate

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Magnesium nitrate hexahydrate
• Linear Formula: Mg(NO₃)₂ · 6 H₂O
• CAS Number: 13446-18-9
• Molecular Weight: 256.41
• EC Index Number: 233-826-7

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• product line: EMSURE^®
• assay: 99.0-102.0% (complexometric)
• form: solid
• potency: 5440 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.005% Insoluble matter
• pH: 5.0-7.0 (25 °C, 50 g/L in H₂O)
• mp: 89 °C (for the hexahydrate)
• solubility: 420 g/L
• density: 1.46 g/cm³ at 20 °C
• anion traces: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.0005%; sulfate (SO₄^2-): ≤0.002%
• cation traces: As: ≤0.0001%; Ba: ≤0.005%; Ca: ≤0.005%; Fe: ≤0.0005%; K: ≤0.0005%; Mn: ≤0.0005%; NH₄⁺: ≤0.001%; Na: ≤0.0005%; Sr: ≤0.005%; heavy metals: ≤0.0005%
• storage temp.: 2-30°C
• InChI: 1S/Mg.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;
• InChI key: MFUVDXOKPBAHMC-UHFFFAOYSA-N

Description

Packaging

25 kg in Plastic drum

Linkage

Replaces: MX0060-1

Analysis Note

Assay (complexometric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water, 25 °C): 5.0 - 7.0
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (ACS): ≤ 0.0005 %
As (Arsenic): ≤ 0.0001 %
Ba (Barium): ≤ 0.005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mn (Manganese): ≤ 0.0005 %
Na (Sodium): ≤ 0.0005 %
NH₄ (Ammonium): ≤ 0.001 %
Sr (Strontium): ≤ 0.005 %
Corresponds to ACS,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): No data available
• Flash Point(C): No data available