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  • *CORECHEM is a single location distributor shipping primarily in the Eastern United States. Higher freight costs may be incurred for North American shipments outside of this area. We are not able to competitively service overseas chemical requirements. Thank you!*

Sodium Hydroxide 50% Solution (Caustic Soda)

Bulk Sodium Hydroxide, Caustic Soda, Liquid Caustic, Alkali, Sodium Hydrate, Caustic Lye
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Sodium Hydroxide 50% Solution is a corrosive clear to hazy white liquid. It has no odor.

This product may be supplied as either Diaphragm Grade or Membrane Grade. See our Membrane Grade product listing to buy Sodium Hydroxide for applications that require Membrane Grade product. Or, buy Sodium Hydroxide NSF. See our blog Sodium Hydroxide: Membrane vs Diaphragm Grade for more information on grades.

Product Data Sheet | Safety Data Sheet

Sodium Hydroxide Market Update

Chemical formula

Sodium Hydroxide Solution is used in a broad range of applications, including: pulp and paper, detergent, chemical manufacture, water treatment, agricultural chemicals, paint removers, pigments, soap, surfactants, rayon, cellulose film, petroleum refining, reclaiming rubber, ore flotation and processing, ion-exchange resin regeneration, fruit and vegetable peeling, lab reagent, etching and electroplating, and pH adjustment.

Liquid Caustic Soda is very corrosive to all body tissue. Personal protective equipment (PPE) must be worn at all times while handling. Product should be handled near eyewash fountains and chemical showers or other sources of running water in case of emergency. In the event of inhalation, skin contact, eye contact or ingestion, seek medical attention immediately. In the event of skin or eye contact, immediately remove clothing / contact lenses and flush with plenty of water for at least 15 – 20 minutes. Use caution when combining caustic with water. To minimize heat generation, DO NOT add water to caustic. ALWAYS add caustic to water while stirring. Please see Sodium Hydroxide 50% Solution Safety Data Sheet for full safety and compatibility information.

UN1824, Sodium hydroxide solution, 8, PG II

Sodium Hydroxide 50% Solution is available in 4X1 gallon cases, 5 gallon carboys, 15 gallon drums, 30 gallon drums, 55 gallon drums, 3495 lb totes, 4000 lb totes, and bulk.