🧪 Caustic Soda — Complete Product Description
by Agriculture Trading Co. Ltd
1. 🔬 Description of Caustic Soda
Buy Caustic Soda Online, scientifically known as Sodium Hydroxide (NaOH), is one of the most widely used and commercially important inorganic chemical compounds in the world. It is a strong alkaline substance that is produced through the electrolysis of sodium chloride (brine) solution — a process known as the chloralkali process. The result is a powerful, highly versatile chemical that plays a critical role across dozens of industries and manufacturing processes globally.
At room temperature, Caustic Soda appears as a white, odourless solid in the form of pellets, flakes, prills, or powder. It is highly soluble in water, and when dissolved, it releases a significant amount of heat — a process known as an exothermic reaction. This high solubility and reactivity make it an indispensable raw material in chemical manufacturing, water treatment, food processing, textile production, paper manufacturing, and countless other applications.
Caustic Soda has an extremely high pH of approximately 13–14, making it one of the strongest bases available in industrial chemistry. It reacts aggressively with acids to form salts and water in a neutralisation reaction, and it has the ability to saponify fats and oils — breaking them down into soap and glycerol — which is the foundation of the entire soap and detergent manufacturing industry.
At Agriculture Trading Co. Ltd, we supply pharmaceutical-grade, industrial-grade, and food-grade Caustic Soda to businesses, manufacturers, processors, and distributors across Africa and beyond. Our Caustic Soda is sourced from certified, internationally recognised manufacturers and meets all relevant international quality and safety standards including ISO 9001:2015 certification. Whether you require small retail quantities or full container loads for industrial use, Agriculture Trading Co. Ltd is your most trusted and reliable supply partner.
⚗️ Chemical Properties at a Glance:
| Property | Detail |
|---|---|
| Chemical Name | Sodium Hydroxide |
| Chemical Formula | NaOH |
| Molecular Weight | 39.997 g/mol |
| Appearance | White solid — pellets, flakes, or powder |
| Odour | Odourless |
| Melting Point | 318°C (604°F) |
| Boiling Point | 1,388°C (2,530°F) |
| Density | 2.13 g/cm³ |
| Solubility in Water | Highly soluble — 111g/100mL at 20°C |
| pH (1% solution) | 13–14 |
| UN Number | UN 1823 |
| Hazard Class | Class 8 — Corrosive |
🏭 Major Industrial Applications:
🧼 Soap and Detergent Manufacturing — Caustic Soda is the primary ingredient in the saponification process used to manufacture bar soap, liquid soap, laundry detergent, and industrial cleaning products. Without Caustic Soda, the global soap and hygiene industry would not exist in its current form.
📄 Pulp and Paper Industry — The paper manufacturing industry uses Caustic Soda in the kraft process to break down wood chips into wood pulp. It is also used in paper bleaching and recycling processes.
🧵 Textile Industry — Caustic Soda is used in the mercerisation of cotton, a process that improves the lustre, strength, and dye absorption of cotton fibres. It is also used in the production of synthetic fibres such as rayon and nylon.
🌊 Water Treatment — Municipal water treatment facilities use Caustic Soda to adjust the pH of drinking water and wastewater, neutralise acidic effluents, and precipitate heavy metals from industrial wastewater.
🛢️ Petroleum and Gas Refining — Caustic Soda is used in oil refining to remove sulphur compounds, acidic impurities, and other contaminants from crude oil and petroleum products.
🍫 Food Processing — Food-grade Caustic Soda is used in the production of various foods including pretzels, olives, noodles, and cocoa processing. It carries the E number E524 as a food additive.
🔋 Chemical Manufacturing — It is a key raw material in the manufacture of numerous chemicals including bleach (sodium hypochlorite), sodium carbonate, synthetic detergents, aluminium, and many organic chemicals.
💊 Pharmaceutical Industry — Caustic Soda is used in the synthesis of numerous pharmaceutical compounds and as a pH regulator in medicines and drug formulations.
2. 👁️ Preview of Caustic Soda
Caustic Soda from Agriculture Trading Co. Ltd presents itself in a clean, professional, and immediately recognisable form that reflects the premium quality contained within every batch we supply.
🎨 Visual Appearance:
In Solid Form (Pellets / Flakes / Prills): Our Caustic Soda in solid form appears as bright white to off-white pellets, flakes, or spherical prills with a clean, dry surface free from discolouration, moisture clumping, or contamination. The pellets are uniform in size and shape, typically measuring between 1mm and 5mm in diameter, which ensures consistent dissolution rates and predictable performance in industrial processes.
In Solution Form (Liquid / Aqueous): When supplied in liquid form (typically as a 32%, 48%, or 50% aqueous solution), Caustic Soda presents as a clear to slightly yellowish, viscous liquid with no visible particulates. The liquid form is particularly popular in industries where direct application is required and the dissolution step would add unnecessary time and complexity to the production process.
📦 First Impression — What You Receive:
When you receive a shipment of Caustic Soda from Agriculture Trading Co. Ltd, every package arrives:
✅ Properly sealed with tamper-evident closures and heat-sealed inner liners ✅ Clearly labelled with product name, grade, batch number, net weight, manufacturing date, expiry date, safety warnings, and handling instructions ✅ Compliant with GHS (Globally Harmonised System) hazard communication standards with full pictograms and signal words ✅ Accompanied by a full Safety Data Sheet (SDS/MSDS) as required by international chemical handling regulations ✅ Packaged in moisture-resistant materials that protect the product from atmospheric humidity and CO₂ absorption during transit and storage ✅ Condition-verified through our internal quality control process before dispatch
⚠️ Safety Appearance Notice:
Because Caustic Soda is a highly corrosive substance, proper personal protective equipment (PPE) must always be worn when handling it. This includes chemical-resistant gloves, safety goggles or face shield, chemical-resistant apron, and closed-toe footwear. Agriculture Trading Co. Ltd includes detailed safety handling instructions with every delivery to ensure the protection of all end users.
3. 📋 Specifications of Caustic Soda
Agriculture Trading Co. Ltd supplies Caustic Soda in two primary grades — Industrial Grade and Food Grade — each meeting rigorous international quality standards appropriate for their respective applications.
🏭 Industrial Grade Caustic Soda — Technical Specifications:
| Parameter | Specification | Test Method |
|---|---|---|
| Assay (NaOH Content) | ≥ 99.0% min | Titration |
| Sodium Carbonate (Na₂CO₃) | ≤ 0.4% max | Gravimetric |
| Sodium Chloride (NaCl) | ≤ 0.03% max | Mohr Method |
| Iron Content (Fe) | ≤ 0.001% max | Spectrophotometry |
| Heavy Metals (as Pb) | ≤ 0.001% max | AAS |
| Moisture Content | ≤ 0.5% max | Karl Fischer |
| Appearance | White pellets / flakes | Visual |
| Bulk Density | 800–1100 kg/m³ | Standard |
| pH (1% solution, 20°C) | 13–14 | pH Meter |
| Particle Size (Pellets) | 1–5 mm | Sieve Analysis |
🍽️ Food Grade Caustic Soda — Technical Specifications (E524):
| Parameter | Specification | Compliance |
|---|---|---|
| Assay (NaOH Content) | ≥ 99.0% min | FCC / BP / EP |
| Arsenic (As) | ≤ 0.0001% max | USP |
| Lead (Pb) | ≤ 0.0002% max | FDA |
| Mercury (Hg) | ≤ 0.00001% max | EC Directive |
| Sodium Carbonate | ≤ 0.2% max | FCC |
| Heavy Metals | ≤ 0.003% max | BP |
| Appearance | White pellets / powder | Visual |
| Certifications | ISO 9001, HACCP, Halal, Kosher | — |
📊 Available Physical Forms and Concentrations:
| Form | Concentration / Grade | Typical Use |
|---|---|---|
| Solid Pellets | 99% NaOH | Soap making, chemical manufacturing |
| Solid Flakes | 99% NaOH | Water treatment, food processing |
| Solid Prills | 98–99% NaOH | Textile, paper industries |
| Liquid Solution | 32% NaOH | Direct industrial application |
| Liquid Solution | 48% NaOH | Large-scale manufacturing |
| Liquid Solution | 50% NaOH | Chemical industry standard |
🌡️ Storage Specifications:
🌡️ Storage Temperature: Store at ambient temperature (15°C – 35°C) 💧 Humidity: Store in a dry environment — Caustic Soda is hygroscopic and absorbs moisture from the air 🏭 Ventilation: Store in a well-ventilated warehouse away from acids, organic materials, and reactive metals ⏱️ Shelf Life: 24 months from date of manufacture when stored correctly in original, sealed packaging 🔒 Access: Restricted access — authorised personnel only with appropriate PPE
4. 📦 Packaging Size
Agriculture Trading Co. Ltd offers Caustic Soda in a comprehensive range of packaging sizes designed to meet the needs of every customer segment — from individual consumers and small businesses to large-scale industrial manufacturers and international importers.
Our packaging philosophy is built on three core principles: product integrity, safety, and convenience. Every packaging format is engineered to protect the Caustic Soda from moisture absorption, contamination, and physical damage throughout the entire supply chain — from our warehouse to your production floor.
📐 Complete Packaging Size Range:
| Package Size | Form | Target Customer |
|---|---|---|
| 500g | Solid Pellets / Flakes | Home users, small soap makers |
| 1 kg | Solid Pellets / Flakes | Small-scale manufacturers, retailers |
| 5 kg | Solid Pellets / Flakes | Small businesses, laboratories |
| 10 kg | Solid Pellets / Flakes | Medium businesses, workshops |
| 25 kg | Solid Pellets / Flakes | Industrial users, manufacturers |
| 50 kg | Solid Pellets / Flakes | Large-scale producers, wholesalers |
| 200 kg | Solid Pellets (Drums) | Bulk industrial buyers |
| 1,000 kg (1 MT) | Solid (Jumbo Bags / IBC) | Large manufacturers, exporters |
| 1,200 kg | Liquid Solution (IBC Tank) | Industrial processors |
| 25,000 kg+ | Liquid (ISO Tank / Bulk) | Refineries, large-scale chemical plants |
🗒️ Important Packaging Notes:
📌 All solid Caustic Soda is packed in multi-layer polyethylene (PE) lined bags with an outer woven polypropylene (PP) sack for additional protection against moisture and physical damage.
📌 All liquid Caustic Soda is supplied in HDPE (High-Density Polyethylene) drums, IBCs (Intermediate Bulk Containers), or ISO tank containers rated for corrosive chemical storage.
📌 Custom packaging sizes are available upon request for customers with specific operational requirements. Contact our sales team at Agriculture Trading Co. Ltd to discuss bespoke packaging arrangements.
📌 All packages comply with UN/DOT transportation regulations for Class 8 Corrosive materials, ensuring safe and legal transport by road, rail, sea, and air.
5. 🛍️ Retail Packaging
Agriculture Trading Co. Ltd’s retail packaging for Caustic Soda is specifically designed for individual consumers, home-based businesses, small soap manufacturers, laboratory users, and retail shop owners who require manageable, affordable, and safely packaged quantities for everyday use.
🏪 Retail Pack Options:
500g Retail Pack: 🎯 Ideal for: Home soap makers, individual consumers, students, and small craft businesses 📦 Packaging: Sealed, food-safe polyethylene bag with child-resistant closure, housed in a printed cardboard box 🏷️ Label includes: Product name, net weight, usage instructions, safety warnings, GHS hazard pictograms, batch number, and expiry date 💰 Price positioning: Entry-level pricing for maximum accessibility
1kg Retail Pack: 🎯 Ideal for: Small soap and detergent makers, home cleaning product manufacturers, and retail pharmacy customers 📦 Packaging: Heavy-duty double-sealed PE bag with tear-notch opening inside a branded outer carton 🏷️ Carton display: Professionally printed with product benefits, usage guide, and Agriculture Trading Co. Ltd branding 📦 Carton quantity: 12 units per master carton (12kg per master carton)
5kg Retail Pack: 🎯 Ideal for: Small business owners, beauty product manufacturers, water treatment hobbyists, and laboratory technicians 📦 Packaging: Multi-layer PE inner bag with outer woven PP bag, sealed with heat and cable tie 🏷️ Carton display: 4 units per master carton (20kg per master carton)
🏷️ Retail Label Features — Every Pack Includes:
✅ Product name and chemical name (Sodium Hydroxide / NaOH) ✅ Net weight and gross weight ✅ Purity grade and assay percentage ✅ Batch number and manufacturing date ✅ Expiry date and shelf life guidance ✅ GHS hazard classification pictograms ✅ Signal word (DANGER) and hazard statements ✅ Precautionary statements and first aid instructions ✅ Storage requirements and disposal guidance ✅ Manufacturer and supplier contact information ✅ Barcode and QR code for product verification ✅ Agriculture Trading Co. Ltd official branding and contact details
🛒 Where to Purchase Retail Packs:
Retail packs of Caustic Soda from Agriculture Trading Co. Ltd are available through our direct online ordering platform, our physical distribution network, and authorised retail partners. Visit our products page to view current retail pricing and place your order today.
6. 🏗️ Bulk and Wholesale Packaging
For industrial manufacturers, large-scale processors, chemical distributors, wholesalers, and export buyers, Agriculture Trading Co. Ltd offers a comprehensive and flexible bulk and wholesale packaging programme designed to deliver maximum value, operational efficiency, and supply chain reliability at every volume level.
🏭 Bulk Packaging Options:
25kg Industrial Bag: 🎯 Ideal for: Medium-scale soap manufacturers, water treatment companies, textile processors, and food processors 📦 Packaging: Double-layered inner PE liner with outer woven polypropylene (PP) bag, heat-sealed and stitched closed 🔢 Pallet configuration: 40 bags per pallet = 1,000kg per pallet 🚛 Container loading: Approximately 20–22 pallets per 20-foot container = 20,000–22,000kg
50kg Industrial Bag: 🎯 Ideal for: Large soap factories, paper mills, petroleum refineries, and bulk chemical distributors 📦 Packaging: Heavy-duty triple-layer PE inner with reinforced woven PP outer bag 🔢 Pallet configuration: 20 bags per pallet = 1,000kg per pallet
200kg Steel or HDPE Drum: 🎯 Ideal for: Chemical plants, research institutions, and buyers requiring contained solid storage 📦 Packaging: UN-rated steel or HDPE drums with sealed lids and security locks 🔒 Safety feature: Tamper-evident seal and drum-specific hazard labelling
1,000kg Jumbo Bag (FIBC — Flexible Intermediate Bulk Container): 🎯 Ideal for: Large manufacturers, export buyers, and industrial processors requiring high-volume single-unit delivery 📦 Packaging: Food-grade and industrial-grade FIBC bags with lift loops, discharge spout, and inner PE liner 🔢 Container loading: 20 jumbo bags per 20-foot container = 20,000kg (20 MT) ⚡ Efficiency advantage: Significantly reduces handling time and labour costs compared to smaller bags
IBC Tank — 1,000L to 1,200L (Liquid Caustic Soda): 🎯 Ideal for: Industries requiring ready-to-use liquid NaOH solution at 32%, 48%, or 50% concentration 📦 Packaging: HDPE inner container inside a galvanised steel cage frame on a wooden or steel pallet 🔒 Safety feature: UN-rated for corrosive liquids, fitted with ball valve discharge fitting
ISO Tank Container (20,000L – 25,000L): 🎯 Ideal for: Refineries, large chemical manufacturers, and international importers 📦 Packaging: Stainless steel ISO tank container rated for corrosive liquids 🚢 Shipping: Available for both domestic delivery and international maritime shipment
📊 Wholesale Order Minimums and Pricing Tiers:
| Order Volume | Packaging Format | Pricing Tier |
|---|---|---|
| 100kg – 500kg | 25kg bags | Standard wholesale rate |
| 500kg – 2,000kg | 25kg or 50kg bags | Preferred wholesale rate |
| 2,000kg – 10,000kg | 50kg bags or Jumbo bags | Volume discount rate |
| 10,000kg – 25,000kg | Jumbo bags or IBC tanks | Premium bulk rate |
| 25,000kg+ | ISO tanks or Full containers | Best price / negotiated contract |
🌍 Export and International Bulk Supply:
Agriculture Trading Co. Ltd has extensive experience in international bulk chemical exports. We handle all aspects of export documentation including:
📄 Certificate of Origin 📄 Material Safety Data Sheet (MSDS/SDS) 📄 Certificate of Analysis (COA) 📄 Dangerous Goods Declaration (DGD) 📄 Packing List and Commercial Invoice 📄 Bill of Lading 📄 Phytosanitary Certificate (where required)
For bulk and wholesale enquiries, visit our wholesale enquiry page or contact our dedicated bulk sales team directly through our contact page.
7. 🌟 Why Choose Agriculture Trading Co. Ltd for Caustic Soda
When it comes to sourcing Caustic Soda — a critical, high-value industrial chemical — the quality of your supplier matters just as much as the quality of the product itself. At Agriculture Trading Co. Ltd, we have built our entire business around one unwavering commitment: delivering the highest quality chemical products with the most reliable service, the most competitive pricing, and the deepest customer partnership in the market.
Here is why thousands of businesses across Africa and beyond choose Agriculture Trading Co. Ltd as their trusted Caustic Soda supplier:
✅ 1. Uncompromising Product Quality
Every batch of Caustic Soda we supply undergoes rigorous quality testing before it ever reaches your hands. We source exclusively from internationally certified manufacturers who operate under ISO 9001:2015 quality management systems. Our internal quality control team verifies every shipment against our published specifications, and a Certificate of Analysis (COA) is provided with every order. When you buy from Agriculture Trading Co. Ltd, you buy with absolute confidence in product purity, consistency, and performance.
🏭 2. Multiple Grades and Forms Available
We understand that different industries have different requirements. That is why we stock and supply Caustic Soda in industrial grade, food grade, and pharmaceutical grade — in solid pellets, flakes, prills, and liquid solution forms at concentrations of 32%, 48%, and 50%. Whatever your application, whatever your specification, Agriculture Trading Co. Ltd has the exact form of Caustic Soda you need.
📦 3. Flexible Packaging for Every Buyer
From a 500g retail pack for the home soap maker to a 25,000kg ISO tank for the large-scale industrial processor, our packaging range covers every volume requirement at every price point. We also offer custom packaging solutions for buyers with specific branding, sizing, or labelling requirements, making us the ideal white-label supply partner for distributors and resellers.
💰 4. Highly Competitive and Transparent Pricing
We believe that great quality should not come with an inflated price tag. Our direct relationships with manufacturers, our efficient logistics network, and our high-volume purchasing power allow us to offer some of the most competitive Caustic Soda prices in the market — without ever compromising on quality. Our pricing is fully transparent with no hidden fees, no surprise surcharges, and no misleading claims.
🚚 5. Reliable and Timely Delivery
We understand that your production schedule depends on your supply chain performing perfectly. Our dedicated logistics team manages every aspect of delivery — from warehouse to your doorstep — with precision, speed, and professionalism. We offer nationwide delivery within Africa and international export services with full documentation support. Our track record of on-time delivery is one of our proudest achievements and one of the primary reasons our customers keep coming back.
📋 6. Full Regulatory and Safety Compliance
Caustic Soda is a Class 8 Corrosive chemical, and its handling, storage, and transportation are subject to strict national and international regulations. Agriculture Trading Co. Ltd takes compliance extremely seriously. Every shipment we supply is:
⚖️ Compliant with GHS hazard communication standards 🚛 Packaged in UN-rated containers approved for corrosive chemical transport 📄 Accompanied by a current and complete Safety Data Sheet (SDS/MSDS) 🏷️ Fully labelled with all required safety pictograms, signal words, and handling instructions 📦 Compliant with ADR (road), IMDG (sea), and IATA (air) dangerous goods regulations
🤝 7. Dedicated Customer Support and Expert Guidance
Our team is not just made up of salespeople — we are chemical supply experts with deep product knowledge and industry experience. Whether you need technical guidance on selecting the right grade, advice on safe handling and storage, help with regulatory documentation, or support with custom formulation requirements, our team is ready to assist. We offer pre-sale consultation, post-sale technical support, and dedicated account management for all wholesale and bulk customers.
🌍 8. Trusted by Businesses Across Multiple Industries
Agriculture Trading Co. Ltd proudly serves customers across the soap and detergent manufacturing, food processing, water treatment, textile, paper, pharmaceutical, petrochemical, and agricultural sectors. Our growing client base across Africa is a testament to the trust, quality, and value that we consistently deliver with every single order.
📞 Ready to Order? Get in Touch Today
Do not settle for anything less than the best when sourcing your Caustic Soda supply. Agriculture Trading Co. Ltd is ready to serve you with premium quality products, unbeatable prices, and service that goes far beyond the transaction.
🌐 Visit our website: https://agriculturetradingcoltd.com 📧 Browse our chemical products: https://agriculturetradingcoltd.com/products 📋 Request a quote: https://agriculturetradingcoltd.com/contact
🔗 Internal Links — Agriculture Trading Co. Ltd
Explore more of our premium chemical and agricultural products and services:
🔗 1. Our Full Product Catalogue Browse our complete range of industrial chemicals, agricultural inputs, and commodity products. 👉 https://agriculturetradingcoltd.com/products
🔗 2. Wholesale and Bulk Supply Services Learn about our bulk ordering programme, container load pricing, and export services. 👉 https://agriculturetradingcoltd.com/wholesale
🔗 3. Contact Us and Request a Quote Get in touch with our expert team for pricing, specifications, samples, and delivery enquiries. 👉 https://agriculturetradingcoltd.com/contact
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