Caustic Soda – sodium hydroxide

Minerals & Salts

Caustic Soda (Sodium Hydroxide)

Caustic soda, also known as sodium hydroxide, is an inorganic chemical supplied in solid forms for industrial processing. Discuss the required formulation, grade and documentation with REHN BIOTECH.

Grade, specification, packaging and regulatory requirements are confirmed for each order.

Caustic Soda – Sodium Hydroxide

  • Product OverviewCaustic Soda, also known as Sodium Hydroxide (NaOH), is a highly versatile and widely used inorganic compound.
  • It appears as white solid flakes, pearls, or granules, and is highly soluble in water with strong alkalinity.
  • Due to its reactive properties, Caustic Soda is a key raw material in numerous industrial applications.
  • Applications Chemical Industry: Essential in the production of soaps, detergents, dyes, and various organic and inorganic chemicals.Paper & Pulp: Used in the pulping and bleaching process.Water Treatment: Neutralizes acids and adjusts pH in water systems.Food Industry: Applied as a food additive (pH regulator) and cleaning agent, compliant with strict food-grade standards when specified.Metallurgy & Textile: Used for ore processing, textile bleaching, and mercerization.
  • Specifications Chemical Formula: NaOHPurity: 98%–99%Appearance: White flakes / pearls / solidPackaging: 25 kg bags, 1 MT jumbo bags, or as customizedGrade: Industrial grade / Food grade available Key Features Strong alkalinity and reactivityStable and efficient pH adjustment capabilityWide range of industrial and food applications

Specification review for Caustic Soda (Sodium Hydroxide)

For formulation evaluation, identify the requirements below before selecting a grade.

  • Concentration
  • Flakes or pearls
  • Impurity limits
  • Safe-handling requirements

Confirm the applicable specification and supporting documents for the selected grade. Reference data on this page does not replace an agreed order specification.

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Product documents

Files are reference documents. Confirm the applicable grade and latest revision before purchase.

TDS, SDS and sample COA are available on request for the applicable grade.