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Aluminum oxide

CAS No.1344-28-1
Chemical Name:Aluminum oxide
Synonyms:la6;ps1;Rex;AD3;H-30;khp2;Mafe;T-64;RUBY;AD3H
CBNumber:CB9853056
Molecular Formula:Al2O3
Formula Weight:101.96
MOL File:1344-28-1.mol
Aluminum oxide Property
mp : 2040 °C(lit.)
bp : 2980°C
density : 3.97
vapor pressure : 17 mm Hg ( 20 °C)
refractive index : 1.765
Fp : 2980°C
storage temp. : -20°C
form : powder
Water Solubility : INSOLUBLE
Merck : 14,356
CAS DataBase Reference: 1344-28-1(CAS DataBase Reference)
NIST Chemistry Reference: Aluminum oxide(1344-28-1)
EPA Substance Registry System: Aluminum oxide (Al2O3)(1344-28-1)
Safety
Hazard Codes : Xi,F
Risk Statements : 36/37/38-67-36/38-11-36
Safety Statements : 26-24/25-16-7-36
WGK Germany : -
RTECS : BD1200000
F : 3
HS Code : 28181010
Hazardous Substances Data: 1344-28-1(Hazardous Substances Data)

Aluminum oxide Chemical Properties,Usage,Production

Chemical Properties
white powder
General Description
White odorless crystalline powder. Water insoluble. Properties (both physical and chemical) vary according to the method of preparation; different methods give different crystalline modifications. The variety formed at very high temperature is quite inert chemically.
Air & Water Reactions
Insoluble in water.
Reactivity Profile
Aluminum oxide is chemically amphoteric (behaves as a weak acid in the presence of base and as a weak base in the presence of acid). May act catalytically. May cause the exothermic polymerization of ethylene oxide. May cause the vigorous polymerization of vinyl chloride [MCA SD-75, 1970]. The degree of subdivision of the Aluminum oxide may affect the vigor of such reactions.
Aluminum oxide Preparation Products And Raw materials
Raw materials
Silica glass Ammonium hydroxide CALCIUM CARBONATE Aluminium isopropoxide Methylene Blue trihydrate Organic aluminium Aluminium AMMONIUM ALUM Hydrochloric acid Aluminium sulfate Magnesium chloride hexahydrate Aluminum ammonium sulfate Aluminium hydroxide Sodium carbonate ALUMINUM INGOTS
Preparation Products
ALUMINUM ZIRCONATE hydrogenation iron removing catalyst Ethylene oxychlorination catalyst 3-Aminobenzamide ALUMINUM POTASSIUM SULFATE protective catalyst for hydrogenation catalyst Lo-Han-Kuo extract ammonia synthesis Fe catalysts active support catalyst Aluminum nitride Ceramic pigment catalytic cracking catalyst LC-8 Lead(II) tetrafluoroborate desulfurizating hydrogenation Co-Mo catalysts chlorine removing catalyst(series) hydrofining catalysts for raffinate oil ALUMINUM OXIDE,ACTIVATED,NEUTRAL,FOR COLUMN CHROMATOGRAPHY,63-200ΜM 2-(1-CYCLOHEXENYL)CYCLOHEXANONE Tri-n-octylamine Desulfurizer silver catalysts for epoxyethane catalyst for benzene oxidation to maleic anhydride aluminum dihydrogen tripolyrphosphate Paroxetine low palladium content shell-layer catalyst for the first stage hydrogenation of pyrolysis gasoline xylene isomerization catalysts catalyst for heavy gas oil hydrofining JT-1G hydrogenation catalyst carboxyl butadiene-acrylonitrile-epoxy adhesive 7-OXABICYCLO[2.2.1]HEPTANE Aluminum dihydrogen phosphate RHODAMINE 110 ALUMINUM BORATE atmospheric residue hydrodesulfurization(HDS)catalyst selective hydrogenation catalyst of alkynes in C^{4^} cut INVERTASE hydrofining catalyst for the feed-stock of reforming process SILICON NITRIDE Actinomycin D catalysts for second stage hydrogenation of pyrolysis gasoline
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