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1310-73-2 - Sodium hydroxide, flake, 98% - A18395 - Alfa Aesar

A18395 Sodium hydroxide, flake, 98%

Número CAS
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
500g 21,50
2500g 71,90
10000g 226,00
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Sodium hydroxide, flake, 98%


Propiedades químicas

Peso molecular
Punto de fusión
Punto de ebullición
Air Sensitive & Hygroscopic
Soluble in water, methanol, glycerol and ethanol. Insoluble in acetone and ether.


Sodium hydroxide flake is widely used in a variety of large scale applications such as pulp and paper manufacturing, in the production of soap and detergents as well as in water treatment plants. It is used in the Bayer process of aluminum manufacture as well as to remove sulfurous impurities from crude oil. It is also used in the manufacture of biodiesel, rayon and cellophane; as a catalyst for the trans esterification of methanol and triglycerides and as paint stripper on wooden objects. It is mainly used for pH control, acid neutralization, off-gas scrubbing and as a catalyst in various industries like pharmaceutical, agrochemical, dyes, paints and polymer. It is also used in refining vegetable oils, rubber reclamation, metal processing, metal degreasing, adhesive preparations, paint removers, disinfectants, rubber latex stabilizers and in the stabilization of sodium hypochlorite.


Air sensitive and hygroscopic. It is deliquescent and readily absorbs moisture and carbon dioxide in air. Incompatible with strong oxidizing agents, strong acids and organic materials.

Referencias documentales

Al Mustafa, M.; Agis, H.; Muller, H. D.; Watzek, G.; Gruber, R. In vitro adhesion of fibroblastic cells to titanium alloy discs treated with sodium hydroxide. Clin Oral Implants Res 2015, 26 (1), 15-19.

Huang, C.; He, J.; Wang, Y.; Min, D.; Yong, Q. Associating cooking additives with sodium hydroxide to pretreat bamboo residues for improving the enzymatic saccharification and monosaccharides production. Bioresour. Technol. 2015, 193, 142-149.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H314

Causes severe skin burns and eye damage.

Indicaciones de precaución: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Clase de peligro
Grupo de embalaje
Código de tarifa arancelaria unificado


  • A16199

    Potassium hydroxide, flake, 85%
  • 11599

    Ammonium acetate, ACS, 97.0% min
  • 12314

    Sodium chloride, ACS, 99.0% min
  • 14517

    Ammonium formate, 98+%
  • 14707

    Sodium hydrogen carbonate, ACS, 99.7-100.3%

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