Product Technical Information2

Other Names: Sodium Hydroxide Flakes, Lye Flakes

Specification: 99% Min. Purity, Flake Form

CAS No.: 1310-73-2

Molecular Formula: NaOH

Molecular Weight: 40.00 g/mol

Property: White translucent flakes, easily soluble in water, highly hygroscopic, and highly corrosive. It is known for its strong alkaline properties.


Property Specification
Appearance White Translucent Flakes
Purity 99% Minimum
Solubility Easily soluble in water
Nature Highly Hygroscopic
Corrosivity Highly Corrosive
Molecular Formula NaOH
Molecular Weight 40.00 g/mol
Packing Specification 25kg Plastic Woven Bag
Lining PE Bag

Downloadable TDS: For a comprehensive understanding of Caustic Soda Flakes, download the Technical Data Sheet here. It contains detailed information about the product, including handling, storage, and safety measures.

Applications of Caustic Soda in Various Sectors

Chemical Manufacturing: Caustic soda flakes are essential in producing various chemicals like soaps, detergents, and bleach. The process involves saponification, where caustic soda reacts with fats and oils to form soap.

Textile Industry: Used in the processing of cotton and the dyeing of synthetic fibers, caustic soda flakes play a crucial role in textile manufacturing. They help in the mercerization process, improving the strength and luster of fabrics.

Paper and Pulp Industry: In paper production, caustic soda flakes are used in pulping and bleaching processes. They help in breaking down lignin, separating fibers, and brightening the paper.

Water Treatment: Caustic soda flakes are employed in water treatment facilities to adjust pH levels and remove heavy metals and other impurities from water.

Petroleum Products: In refining petroleum, caustic soda flakes are used to neutralize acidic compounds and remove sulfides.

Food Industry: Approved for food use, caustic soda flakes assist in cleaning and peeling fruits and vegetables, especially in large-scale processing.

Pharmaceuticals: Caustic soda flakes are used in the pharmaceutical industry for drug formulation and pH adjustment of various products.

Aluminum Production: In the aluminum industry, caustic soda flakes are used in the Bayer process to extract alumina from bauxite ore.

Soap and Detergent Manufacturing: A key ingredient in soap making, caustic soda flakes are used to saponify fats and oils, producing soap and glycerin.

Mining Industry: Employed in the mining industry, caustic soda flakes help in the extraction of metals from their ores, especially in bauxite refining and gold processing.

Each of these sectors leverages the unique chemical properties of caustic soda flakes, such as their strong alkaline nature, reactivity with acids, and ability to break down organic matter.

Packaging type for our Caustic Soda

25kg Plastic Woven Bags: The most common packing, suitable for bulk transport and storage.

50kg Heavy Duty Bags: For larger quantities, offering robust protection during transportation.

1 Ton Jumbo Bags: Ideal for industrial-scale use, ensuring safe and efficient handling of large quantities.

Caustic Soda Flake 99% in Istanbul, Turkey