1.05833

Magnesium chloride hexahydrate

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• Synonym(s): Magnesium dichloride
• Linear Formula: MgCl₂ · 6H₂O
• CAS Number: 7791-18-6
• Molecular Weight: 203.30
• MDL number: MFCD00149781
• EC Index Number: 232-094-6

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. ISO; reag. Ph. Eur.
• product line: EMSURE^®
• assay: 99.0-102.0% (complexometric)
• form: solid
• potency: 8100 mg/kg LD₅₀, oral (Rat)
• composition: Water, 51-55%
• impurities: ≤0.005% Insoluble matter
• pH: 4.5-7.0 (20 °C, 50 g/L in H₂O)
• mp: 117 °C (decomposition)
• anion traces: bromide (Br^-): ≤0.05%; nitrate (NO₃^-): ≤0.001%; phosphate (PO₄^3-): ≤5 ppm; sulfate (SO₄^2-): ≤0.002%
• cation traces: Al: ≤0.0002%; As: ≤0.0002%; Ba: ≤0.002%; Ca: ≤0.003%; Cu: ≤0.0005%; Fe: ≤5 ppm; K: ≤0.001%; Mn: ≤5 ppm; N: ≤0.0002%; NH₄⁺: ≤0.002%; Na: ≤0.001%; Pb: ≤0.0005%; Sr: ≤0.005%; heavy metals: ≤5 ppm; heavy metals (as Pb): ≤0.0005%
• storage temp.: 2-30°C
• SMILES string: O.O.O.O.O.O.Cl[Mg]Cl
• InChI: 1S/2ClH.Mg.6H2O/h2*1H;;6*1H2/q;;+2;;;;;;/p-2
• InChI key: DHRRIBDTHFBPNG-UHFFFAOYSA-L

Description

Packaging

250 g in Plastic bottle

1, 5 kg in Plastic bottle

25 kg in Fibre carton

Linkage

Replaces: MX0045; MX0045-1; MX0045-2; MX0045-4; MX0045-20

Analysis Note

Assay (complexometric): 99.0 - 101.0 %
Identity: conforms
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.0 - 6.5
Acidity or alkalinity: passes test
Bromide (Br): ≤ 0.05 %
Nitrate (NO₃): ≤ 0.001 %
Phosphate (PO₄): ≤ 5 ppm
Sulfate (SO₄): ≤ 0.002 %
Total nitrogen (N): ≤ 0.0002 %
Heavy metals (ACS): ≤ 5 ppm
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0002 %
As (Arsenic): ≤ 0.0002 %
Ba (Barium): ≤ 0.002 %
Ca (Calcium): ≤ 0.003 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 5 ppm
K (Potassium): ≤ 0.001 %
Mn (Manganese): ≤ 5 ppm
Na (Sodium): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.002 %
Pb (Lead): ≤ 0.0005 %
Sr (Strontium): ≤ 0.005 %
Water: 51.0 - 55.0 %
Corresponds to ACS, ISO, 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): Not applicable
• Flash Point(C): Not applicable