Sodium Acetate (Anhydrous & Trihydrate): Complete Industrial Guide, Applications, Specifications, CAS Number, HSN Code
Discover everything about Sodium Acetate Anhydrous (CAS No. 127-09-3) and Sodium Acetate Trihydrate (CAS No. 6131-90-4), including chemical properties, industrial applications, manufacturing overview, quality standards, grades, specifications, packaging, storage, laboratory testing, procurement guidance, and supplier selection. This comprehensive guide helps engineers, procurement managers, laboratories, exporters, and industrial buyers make informed purchasing decisions across textile, pharmaceutical, food, water treatment, chemical manufacturing, and other industries.
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Opening Answer
Sodium Acetate is a versatile industrial chemical available in two common forms: Sodium Acetate Anhydrous (CAS No. 127-09-3) and Sodium Acetate Trihydrate (CAS No. 6131-90-4). It is widely used in textile dyeing, pharmaceuticals, food processing, laboratories, water treatment, leather, biotechnology, and chemical manufacturing because of its buffering properties, excellent water solubility, chemical stability, and broad industrial compatibility. Selecting the correct grade and a reliable supplier is essential for consistent manufacturing performance and product quality.
Table of Contents
What is Sodium Acetate?
Quick Technical Overview
Chemical Identity
CAS Number & HSN Code
Sodium Acetate Anhydrous vs Sodium Acetate Trihydrate
Chemical Structure
Physical & Chemical Properties
Manufacturing Overview
Industrial Grades
Major Industrial Applications
Why Industries Use Sodium Acetate
Major Industrial Cities & Market Demand in India
Why Supplier Selection Matters
Frequently Asked Questions
Conclusion
What is Sodium Acetate?
Sodium Acetate is the sodium salt of acetic acid and is one of the most widely used industrial acetate compounds. It serves as a buffering agent, pH regulator, chemical intermediate, laboratory reagent, food additive (where approved), and process chemical across numerous industries. Depending on the application, it is available as Anhydrous (without water of crystallization) or Trihydrate (containing three molecules of water).
Its popularity comes from a combination of desirable characteristics:
Excellent water solubility
Stable chemical behavior
Reliable buffering capacity
Easy handling and storage
Wide compatibility with industrial processes
Availability in multiple grades for different industries
Because of these properties, Sodium Acetate has become an essential raw material in manufacturing facilities, research laboratories, and quality control departments worldwide.
Chemical Identity
Property Sodium Acetate Anhydrous Sodium Acetate Trihydrate
Chemical Name Sodium Acetate Anhydrous Sodium Acetate Trihydrate
Chemical Formula CH₃COONa CH₃COONa·3H₂O
CAS Number 127-09-3 6131-90-4
HSN Code 2915 2915
Chemical Family Acetate Salt Acetate Salt
Appearance White crystalline powder White crystalline crystals
Water of Crystallization None Three molecules
Quick Technical Overview
Parameter Details
Product Name Sodium Acetate
Chemical Formula CH₃COONa
CAS Number (Anhydrous) 127-09-3
CAS Number (Trihydrate) 6131-90-4
HSN Code 2915
Molecular Type Sodium Salt of Acetic Acid
Common Forms Anhydrous & Trihydrate
Solubility Highly soluble in water
Primary Function Buffering Agent & Industrial Chemical
Shelf Stability Excellent under recommended storage conditions
CAS Number & HSN Code
Every industrial chemical is identified using internationally recognized numbering systems.
CAS Number
The Chemical Abstracts Service (CAS) Number uniquely identifies a chemical substance worldwide.
Product CAS Number
Sodium Acetate Anhydrous 127-09-3
Sodium Acetate Trihydrate 6131-90-4
These CAS numbers are commonly referenced in:
Certificates of Analysis (COA)
Technical Data Sheets (TDS)
Safety Data Sheets (SDS)
Import and export documentation
Laboratory records
Purchase specifications
HSN Code
The HSN (Harmonized System of Nomenclature) Code used for Sodium Acetate is:
HSN Code: 2915
This code is widely used for:
GST invoicing
Customs documentation
International trade
Export declarations
Import documentation
Logistics management
Always verify the applicable HSN classification with your tax advisor or customs authority for your specific transaction.
Why Is Sodium Acetate So Widely Used?
The answer is simple: one chemical performs many functions.
Unlike specialty chemicals designed for a single application, Sodium Acetate is valued because it performs reliably in a wide variety of industrial processes.
Manufacturers choose it because it offers:
Reliable buffering performance
Excellent process compatibility
Good storage stability
Easy handling
Consistent industrial quality
Wide availability
Cost-effective process support
Multiple grade options for different industries
Its versatility allows companies from different sectors to use the same chemical for entirely different manufacturing purposes.
Engineering Insight
One of the reasons Sodium Acetate remains in high industrial demand is its predictable behavior. Engineers value raw materials that perform consistently from batch to batch because process stability reduces production variability, minimizes waste, and improves product quality.
Sodium Acetate Anhydrous vs Sodium Acetate Trihydrate
One of the most common questions from buyers is:
'Which form should I purchase?'
The answer depends entirely on your application.
Feature Anhydrous Trihydrate
Water Content None Contains three water molecules
Physical Form Fine crystalline powder Crystalline solid
Molecular Weight Lower Higher due to water content
Storage Dry conditions recommended Dry conditions recommended
Common Applications Laboratories, industrial processing, pharmaceuticals Textile processing, laboratory use, industrial applications
Handling Free-flowing powder Crystalline material
Neither form is universally 'better.' The correct selection depends on process design, formulation requirements, and customer specifications.
Manufacturing Insight
Professional manufacturers and procurement teams typically select the grade first and the hydrate form second. The process requirements, regulatory considerations, and product specifications determine whether Anhydrous or Trihydrate is the appropriate choice.
Industrial Importance
Today, Sodium Acetate supports manufacturing in industries such as:
Textile & Dyeing
Garment Processing
Denim Manufacturing
Pharmaceutical Production
Food Processing
Food Ingredients
Water Treatment
Chemical Manufacturing
Biotechnology
Research Laboratories
Universities
Leather Processing
Rubber Manufacturing
Personal Care
Cosmetics
Cleaning Chemicals
Adhesives
Paint & Pigments
Electronics
Metal Surface Treatment
Animal Feed
Poultry Feed
Aquaculture
Construction Chemicals
Its broad industrial acceptance reflects decades of proven performance across diverse manufacturing environments.
Major Industrial Markets in India
India is one of the fastest-growing markets for Sodium Acetate, driven by expanding manufacturing, exports, and infrastructure development.
Significant demand comes from industrial clusters such as:
Gujarat
Vadodara
Ahmedabad
Surat
Ankleshwar
Bharuch
Dahej
Vapi
Rajkot
Jamnagar
Morbi
Maharashtra
Mumbai
Navi Mumbai
Pune
Nashik
Aurangabad
Nagpur
Tamil Nadu
Chennai
Coimbatore
Tiruppur
Erode
Karur
Salem
Karnataka
Bengaluru
Mysuru
Mangaluru
Telangana & Andhra Pradesh
Hyderabad
Secunderabad
Visakhapatnam
Vijayawada
North India
Delhi
Noida
Gurugram
Faridabad
Ludhiana
Jaipur
Kanpur
Eastern India
Kolkata
Howrah
Durgapur
Bhubaneswar
Jamshedpur
These regions are home to textile mills, pharmaceutical manufacturers, food processors, chemical plants, laboratories, water treatment companies, and export-oriented industries that regularly procure Sodium Acetate.
About Laxmi Enterprise
Based in Nandesari GIDC, Vadodara, Gujarat, Laxmi Enterprise supplies Sodium Acetate Anhydrous and Sodium Acetate Trihydrate to customers across India. Serving industries from textile and pharmaceuticals to laboratories, food processing, water treatment, leather, and chemical manufacturing, the company focuses on consistent product quality, technical support, reliable documentation, and dependable supply for industrial buyers.
