The crystalline phase of Product No. 229423 is alpha.
229423
Óxido de alúmina
powder, 99.99% trace metals basis
Sinónimos:
Alúmina
About This Item
Productos recomendados
Nivel de calidad
Ensayo
99.99% trace metals basis
Formulario
powder
mp
2040 °C (lit.)
cadena SMILES
O=[Al]O[Al]=O
InChI
1S/2Al.3O
Clave InChI
TWNQGVIAIRXVLR-UHFFFAOYSA-N
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Categorías relacionadas
Descripción general
Aplicación
- Filler for plastics and a common ingredient in sunscreen and many cosmetics.
- As a catalyst for alcohol dehydration in the Claus process.
- As a catalyst in the conversion of urea to ammonia.
Características y beneficios
- High porosity
- High surface area
- Acidic and basic property
Código de clase de almacenamiento
11 - Combustible Solids
Clase de riesgo para el agua (WGK)
nwg
Punto de inflamabilidad (°F)
Not applicable
Punto de inflamabilidad (°C)
Not applicable
Elija entre una de las versiones más recientes:
Certificados de análisis (COA)
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Los clientes también vieron
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What is the crystalline phase of Product 229423, Aluminum oxide?
1 answer-
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How is the purity of Product 229423, Aluminum oxide, determined?
1 answer-
Product No. 229423 is tested for the amount of specific metal impurities as described on both the specification sheet and the lot specific Certificate of Analysis. Both documents are available from our website. The percent purity is based on this trace metal analysis.
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What other names are there for aluminum oxide, Product No. 229423?
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Alumina oxide is also known as alumina.
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What is the particle size of the aluminum oxide, Product No. 229423?
1 answer-
Sigma does not determine the particle size of Product No. 229423. Neither is this part of our specifications. However, a vendor description for particle size for some lots in the past (including for lot MKBD5677) is the following: >100 mesh, 30%; >200 mesh, 80%; >325 mesh, 99%.
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Is Product No. 229423, aluminum oxide, soluble in water?
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No, aluminum oxide, is not soluble in water. However, aluminum oxide is slowly soluble in either acids or alkali.
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What is the surface area for Product 229423, Aluminum oxide?
1 answer-
Sigma does not determine the surface area of Product No. 229423, nor is this part of our specifications. However, a vendor description for surface area for some past lots (including for lot MKBD5677) is 50-60 m2/g.
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What is the Department of Transportation shipping information for this product?
1 answer-
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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