CAS 1310-73-2
Caustic Soda Flakes
CAS 1310-73-2NaOH40.00 g/mol
Caustic Soda Flakes, also known as Sodium Hydroxide (NaOH), are a highly effective alkaline agent commonly used in various industrial applications. With a purity of 98%, these flakes are essential in water treatment, cleaning solutions, and chemical manufacturing. They are packaged in 25 kg units, making them convenient for various scales of operation. Given their versatility, Caustic Soda Flakes serve multiple industries requiring strong bases for their processes.
Main applicationWater treatment — pH adjustment to maintain water quality.
Caustic Soda Flakes play a critical role in numerous industrial processes including water treatment and manufacturing. Their high purity and efficiency in pH management make them a vital component in ensuring product and process integrity across various sectors. Industries rely on these flakes to maintain operational effectiveness and meet stringent quality standards.
Also known as
- Sodium Hydroxide
- NaOH
- E524

Trade pricing
Quoted per enquiry
Pricing depends on volume, grade and delivery point. Our desk responds within two working hours.
Available packaging
- Packaged in 25 kg bags for easy handling and distribution.
Documentation
Batch-specific COA issued with every consignment.
Technical specifications
- CAS number
- 1310-73-2
- Chemical formula
- NaOH
- Molecular weight
- 40.00 g/mol
- Grade
- Technical grade
- Purity
- 98%
- Appearance
- White flaky solid.
- Concentration
- 98%
Caustic Soda Flakes are composed of Sodium Hydroxide (NaOH) in a high-purity form of 98%. These flakes are notable for their excellent solubility in water, allowing for rapid dissolution and effective use in a variety of applications. When considering procurement, technical buyers should focus on purity levels and packaging requirements. The flakes can be easily weighed and handled in bulk operations, ensuring versatility across different applications that demand strong base characteristics.
Delivery
Caustic Soda Flakes is dispatched from our Nairobi warehouse across Kenya, and export delivery is arranged to the wider East African market. Lead time depends on quantity and grade and is confirmed with your quotation — see delivery and collection for the towns we reach and how dispatch works.
Applications & uses
- Water treatment — pH adjustment to maintain water quality.
- Cleaning agents — removal of grease and stain in industrial cleaners.
- Chemical manufacturing — essential in the production of various chemicals.
- Textile processing — used in fabric treatment and dye application.
- Food processing — pH control and as an ingredient in certain formulations.
Industries we supply this to
Why buy this from Sparks
- High purity ensures effectiveness in chemical reactions.
- Convenient flake form allows for easy handling and dissolution.
- Suitable for various industrial applications, increasing versatility in procurement.
- Packaged in manageable 25 kg quantities, facilitating ease of storage and transport.
- Rapidly soluble nature enhances efficiency in application processes.
Quality assurance
- Batches are checked against the specification values listed above before dispatch.
State what your process, auditor or customs clearance requires when you request a quotation, and it is confirmed with the quote.
Safety, handling & storage
Always consult the full Safety Data Sheet before handling. Personnel must use appropriate PPE and follow local regulations for storage, transport and disposal.
Frequently asked questions
What is the CAS number of Caustic Soda Flakes?
The CAS registry number for Caustic Soda Flakes is 1310-73-2. Its chemical formula is NaOH, with a molecular weight of 40.00 g/mol. Quote this number when requesting a quotation or checking documentation, as it identifies the substance unambiguously regardless of the trade name used.
What are the other names for Caustic Soda Flakes?
Caustic Soda Flakes is also referred to as Sodium Hydroxide, NaOH and E524. These names describe the same substance, so a specification or enquiry written against any of them can be matched to this product.
What grade of Caustic Soda Flakes is supplied?
Caustic Soda Flakes is supplied as Technical grade. State the grade your process requires when requesting a quotation — where an alternative grade can be sourced, it is confirmed at quotation stage rather than assumed.
What concentration is Caustic Soda Flakes supplied at?
Caustic Soda Flakes is supplied at a concentration of 98%. Concentration and assay are separate figures: the concentration describes the strength of the material as supplied, and the certificate of analysis issued for your consignment carries the measured values for that batch.
What is the purity of Caustic Soda Flakes?
The purity/assay figure recorded for Caustic Soda Flakes is 98%. Figures are typical values for the grade supplied; the certificate of analysis for your specific batch is the authoritative record and can be provided on request.
What does Caustic Soda Flakes look like?
Caustic Soda Flakes is described as white flaky solid.. Appearance is a useful first check on receipt of goods, though it does not replace the certificate of analysis for confirming that the material meets specification.
What is Caustic Soda Flakes used for?
Common applications include water treatment — pH adjustment to maintain water quality., cleaning agents — removal of grease and stain in industrial cleaners., chemical manufacturing — essential in the production of various chemicals., textile processing — used in fabric treatment and dye application. and food processing — pH control and as an ingredient in certain formulations.. The suitability of the product for a particular process depends on the grade and specification required, which is worth confirming against your own process conditions.
Which industries use Caustic Soda Flakes?
Caustic Soda Flakes is supplied to the Water Treatment, Food Processing & Beverage, Pharmaceuticals & Healthcare, Cleaning & Detergents and Textile & Leather Tanning sectors. These are the industries this product is listed against in our catalogue; if your application falls outside them, we can advise on suitability before you order.
What packaging is Caustic Soda Flakes available in?
Caustic Soda Flakes is supplied in Packaged in 25 kg bags for easy handling and distribution. Where a different pack size or bulk delivery is required, it is confirmed at quotation stage against availability rather than listed here as standard.
Related to Caustic Soda Flakes
Where this product sits in the catalogue, and the sectors that use it.
Related chemicals
Frequently bought together with Caustic Soda Flakes, or used as alternatives in the same processes.

Activated Carbon
Activated Carbon is primarily used for water treatment, effectively removing impurities and contaminants to ensure safe consumption. This specialized…
- CAS
- 97793-37-8
- Formula
- C
Water Treatment

Sodium Hexametaphosphate
Sodium Hexametaphosphate (SHMP) is predominantly used in water treatment to act as a sequestrant and scale inhibitor. It also plays crucial roles in…
- CAS
- 10124-56-8
- Formula
- (NaPO3)6
- Assay
- 68%
Water Treatment

Sodium Hypochlorite
Sodium Hypochlorite, with CAS number 7681-52-9, is primarily used as a disinfectant and bleaching agent. This versatile compound finds extensive appl…
- CAS
- 7681-52-9
- Formula
- ClNaO
Water Treatment

Sodium Metabisulphite
Sodium Metabisulphite, CAS 7681-57-4, is primarily used in water treatment to dechlorinate water, removing residual chlorine before discharge or furt…
- CAS
- 7681-57-4
- Formula
- Na2S2O5
Water Treatment