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Merck
CN

634832

Magnesium aluminate

single crystal substrate, <111>, 99.99% trace metals basis

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About This Item

Linear Formula:
MgO·Al2O3
CAS Number:
12068-51-8
Molecular Weight:
142.27
NACRES:
NA.23
PubChem Substance ID:
24882694
UNSPSC Code:
12352302
EC Number:
235-100-5
MDL number:
MFCD00049475

Key Documents

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InChI key

VPBIQXABTCDMAU-UHFFFAOYSA-N

InChI

1S/2Al.Mg.4O/q;;+2;;;2*-1

SMILES string

[Mg++].[O-][Al]=O.[O-][Al]=O

description

single side polished

assay

99.99% trace metals basis

hardness

6 mohs

size

10 mm × 10 mm × 0.5 mm

mp

2130 °C (lit.)

density

3.64 g/mL at 25 °C (lit.)

semiconductor properties

<111>

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Application

Inert matrix of the transmutation of minor actinides such as Americium.

Features and Benefits

Transparent substrate used for bulk microwave and acoustic wave devices. Good substrate for III-V nitride materials.

Physical form

cubic (a = 8.083 Å)

signalword

Warning

pictograms

Exclamation mark
GHS07

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
05921KB

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J C Keller et al.
Dental materials : official publication of the Academy of Dental Materials, 13(1), 62-68 (1997-01-01)
The objective of this work was to examine osteoblast-like cell attachment and morphology in vitro to osteoceramic materials with three different surface morphologies. Osteoceramic composite disks were fabricated from tricalcium phosphate and magnesium-aluminate spinel (MgAl2O4) in a 50 vol% ratio.
Satit Puttipipatkhachorn et al.
International journal of pharmaceutics, 293(1-2), 51-62 (2005-03-22)
Diclofenac calcium-alginate (DCA) beads were reinforced with different amounts of sodium starch glycolate (SSG) or magnesium aluminum silicate (MAS) and were prepared using ionotropic gelation method. Complex formation of sodium alginate (SA) and SSG or MAS in calcium-alginate beads was
Tomohito Kameda et al.
Chemosphere, 73(5), 844-847 (2008-07-25)
Magnesium-aluminum oxide (Mg-Al oxide) obtained by thermal decomposition of Mg-Al layered double hydroxide (Mg-Al LDH) effectively removed HCl from gaseous streams. HCl removal was greater in the presence of added water vapor at all temperatures examined and increased with decreasing
Klaassen, F.C.
J. Nuc. Mat., 319, 108-108 (2003)
Tomohito Kameda et al.
Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 47(5), 711-717 (2012-03-16)
Mg-Al oxide obtained by calcination of NO(3)(-)-intercalated Mg-Al layered double hydroxide (NO(3)•Mg-Al LDH) was used to treat H(2)SO(4), acting as both a neutralizer of the acid and a fixative for SO(4)(2-). The fraction of SO(4)(2-) removed increased with time and
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