Magnesium nitrate hexahydrate

SIAL/63084 - BioUltra, ≥99.0% (KT)

Synonym: Magnesium dinitrate hexahydrate; Magnesium nitrate hydrate; Mg(NO3)2.6H₂O

CAS Number: 13446-18-9
Empirical Formula (Hill Notation): MgN₂O₆ · 6H₂O
Molecular Weight: 256.41
EC Number: 233-826-7
MDL Number: MFCD00149779
Linear Formula: Mg(NO₃)₂ · 6H₂O
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-63084-500G-F	500 g	$109.00 1/EA	Add To Favorites
45-63084-1KG-F	1 kg	$213.00 1/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

absorption	cut-off at 333 nm in H₂O at 1 M
anion traces	chloride (Cl^-): ≤50 mg/kg
	sulfate (SO₄^2-): ≤50 mg/kg
assay	≥99.0% (KT)
cation traces	Al: ≤5 mg/kg
	As: ≤0.1 mg/kg
	Ba: ≤10 mg/kg
	Bi: ≤10 mg/kg
	Ca: ≤5000 mg/kg
	Cd: ≤5 mg/kg
	Co: ≤5 mg/kg
	Cr: ≤5 mg/kg
	Cu: ≤5 mg/kg
	Fe: ≤5 mg/kg
	K: ≤100 mg/kg
	Li: ≤5 mg/kg
	Mn: ≤5 mg/kg
	Mo: ≤5 mg/kg
	Na: ≤100 mg/kg
	Ni: ≤5 mg/kg
	Pb: ≤5 mg/kg
	Sr: ≤10 mg/kg
	Zn: ≤5 mg/kg
form	solid
impurities	insoluble matter, passes filter test
InChI	1S/Mg.2NO3.6H2O/c;22-1(3)4;;;;;;/h;;;61H2/q+2;2*-1;;;;;;
InChI key	MFUVDXOKPBAHMC-UHFFFAOYSA-N
mp	89 °C (dec.) (lit.)
pH	5.0-8.2 (25 °C, 1 M in H₂O)
product line	BioUltra
Quality Level	200
SMILES string	O.O.O.O.O.O.[Mg++].[O-][N+]([O-])=O.[O-][N+]([O-])=O
solubility	H₂O: 1 M at 20 °C, clear, colorless
vapor density	6 (vs air)

Application:

Thermal energy storage: Research highlights the use of magnesium nitrate hexahydrate as a salt hydrate phase change material for thermal energy storage in printing composites, indicating its potential in enhancing the efficiency of energy storage systems (Lak et al., 2023 ).

Encapsulation in non-aqueous emulsions: A study on the encapsulation of hygroscopic liquids mentions the utilization of magnesium nitrate hexahydrate, focusing on its stability and performance in controlled release applications, which are critical in various industrial and pharmaceutical processes (Lak et al., 2022 ).

Supramolecular metallogel for separation processes: Utilization of magnesium nitrate hexahydrate in the formation of a thixotropic supramolecular metallogel is reported, showcasing its application in iodine sequestration and column-based dye separation, highlighting its versatility in purification and chemical separation technologies (Alam and Sarma, 2020 ).

Other Notes:

Matrix modifier in the determination of serum aluminum and chromium by AAS

RIDADR	NONH for all modes of transport
WGK Germany	WGK 1

Purity	≥99.0% (KT)
mp	89 °C (dec.) (lit.)
UNSPSC	12352300

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