Product Guide

Caustic Soda (Sodium Hydroxide)

A guide to caustic soda — what it is, the forms available, and how it's used — from a US-based distributor supplying flake and liquid grades.

Quick Answer

Caustic soda (sodium hydroxide, NaOH) is a fundamental industrial alkali used in cleaning, water treatment, chemical processing, and pH control. Stratus Chemical supplies flake/bead and 50% liquid forms in bags, drums, totes, and bulk, with COA and SDS provided.

What is caustic soda?

Caustic soda is the common name for sodium hydroxide, a strong alkali used across nearly every manufacturing sector. It neutralizes acids, saponifies fats, dissolves a range of materials, and adjusts pH — making it one of the most important industrial base chemicals.

Forms we supply

What is caustic soda used for?

Packaging & handling

Supplied in bags, drums, totes, and bulk. Caustic soda is corrosive and must be stored and handled per its SDS, with appropriate protective equipment. COA and SDS are provided with every shipment.

Frequently asked questions

What is caustic soda used for?

Caustic soda (sodium hydroxide) is used in cleaning and sanitation, water and wastewater treatment, chemical processing, and manufacturing sectors such as pulp and paper, textiles, and soaps.

What forms of caustic soda does Stratus Chemical supply?

Stratus supplies flake/bead solid and 50% liquid caustic soda in bags, drums, totes, and bulk, with COA and SDS provided.

Is caustic soda the same as sodium hydroxide?

Yes. Caustic soda is the common industrial name for sodium hydroxide (NaOH).

How should caustic soda be handled?

Caustic soda is corrosive and should be stored and handled according to its safety data sheet, using appropriate protective equipment and avoiding contact with skin and eyes.

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