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237175

Sigma-Aldrich

硝酸镁 六水合物

ACS reagent, 99%

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About This Item

線性公式:
Mg(NO3)2 · 6H2O
CAS號碼:
分子量::
256.41
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

蒸汽密度

6 (vs air)

化驗

98.0-102.0% (ACS specification)
99%

形狀

solid

pH值

5.0-8.2 (25 °C, 5%)

mp

89 °C (dec.) (lit.)

負離子痕跡

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.005%

正離子痕跡

Ba: ≤0.005%
Ca: ≤0.01%
Fe: ≤5 ppm
K: ≤0.005%
Mn: ≤5 ppm
NH4+: ≤0.003%
Na: ≤0.005%
Sr: ≤0.005%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES 字串

O.O.O.O.O.O.[Mg++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Mg.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;

InChI 密鑰

MFUVDXOKPBAHMC-UHFFFAOYSA-N

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一般說明

硝酸镁六水合物是一种水合镁盐。据报道,六水合硝酸镁和六水合氯化镁的混合物是一种潜在的相变材料(PCM),可用于储存潜热能量。

應用

硝酸镁六水合物可用于
  • 通过热等离子法合成氧化镁(MgO)纳米粉末。
  • 作为起始材料通过溶胶-凝胶法合成硝酸镁 - 氧化铝复合材料 [(1-x) Mg (NO3)2 – xAl2O3]。
  • 作为起始材料合成Ma-Al尖晶石前体,用于制备镁铝尖晶石(MgAl2O4)粉末。

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1


分析證明 (COA)

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Vishwanath Hiremath et al.
ChemSusChem, 12(12), 2810-2818 (2019-04-10)
Although MgO-Al2 O3 is well known as having a spinel structure, the inversion of which occurs by exchange of the trivalent (Al3+ ) and divalent (Mg2+ ) cations, little analytical study of the degree of inversion has been carried out.
Vishwanath Hiremath et al.
Journal of environmental sciences (China), 76, 80-88 (2018-12-12)
The development of carbon dioxide (CO2) sorbents that can operate at elevated temperatures is significant for the advancement of pre-combustion capture technologies. Recently, promoter-based systems composed of alkali/alkaline earth metal nitrates and/or carbonates have been considered as next-generation solid sorbents
Cell dimensions and space group of magnesium nitrate hexahydrate.
Mozzi RL and Bekebrede WR.
Acta Crystallographica, 14(12), 1296-1297 (1961)
Performance of heat charge/discharge of magnesium nitrate hexahydrate and magnesium chloride hexahydrate mixture to a single vertical tube for a latent heat storage system.
Nagano K, et al.
Applied Thermal Engineering, 24(2), 209-220 (2004)
A wet-chemical process yielding reactive magnesium aluminate spinel (MgAl2O4) powder.
Li JG, et al.
Ceramics International, 27(4), 481-489 (2001)

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