The Cheap Caustic Soda Flakes is a strong alkali that reacts readily with acids to form salts and water. Other name as Sodium Hydroxide. It is a key industrial chemical widely used in the production of paper, textiles, soaps, detergents, and various chemical products. In addition, it plays an important role in aluminum processing, petroleum refining, and serves as a cleaning agent across multiple industries.
We supply Caustic Soda in granular, flake, and liquid forms, meeting diverse industrial requirements. With over 25 years of manufacturing and export experience, V&S ensures consistent quality, stable supply, and professional service.
Beyond NaOH, we also offer related chemical products such as sodium bicarbonate, sodium thiosulfate, sodium formate, and calcium formate, providing a one-stop solution for your chemical sourcing needs.
CAS NO. 1310-73-2
EINECS NO. 215-185-5
Molecule Form: NaOH
Molecule Weight: 40.1
UN No. 1823
Sodium hydroxide flakes are highly alkaline and strongly corrosive, making them ideal for a wide range of industrial applications. They are commonly used as acid neutralizers, complexing agents, precipitating agents, masking agents, color-developing agents, saponification agents, stripping agents, and detergent ingredients. Their versatility and high reactivity make them a reliable choice for chemical processing and industrial manufacturing.
| Item | Standard |
| Appearance | White flakes |
| NaOH, % | ≥98.5 |
| Na2CO3, % | ≤0.5 |
| NACL, % | ≤0.03 |
| Fe2O3, % | ≤0.005 |
The Quality Caustic Soda Flakes is mainly used in papermaking, cellulose pulp production, soap, synthetic detergents, synthetic fatty acid production, and the refining of animal and vegetable oils.
In the textile printing and dyeing industry, it is used as a desizing agent, refining agent, and mercerizing agent for cotton fabrics.
In the chemical industry, it is used in the production of borax, sodium cyanide, formic acid, oxalic acid, phenol, etc.
In the petroleum industry, it is used in the refining of petroleum products and in oilfield drilling mud.
It is also used in the production of alumina, surface treatment of zinc and copper, and the production of glass, enamel, leather, pharmaceuticals, dyes, and pesticides.
Food-grade sodium hydroxide is used in the food industry as an acid neutralizer, a peeling agent for citrus fruits and peaches, a cleaner for empty bottles and cans, and as a decolorizing and deodorizing agent.
Flake sodium hydroxide is widely used in the finishing of various sodium salts, soaps, pulp, cotton fabrics, silk, viscose fibers, the regeneration of rubber products, metal cleaning, electroplating, bleaching, and other fields.
In cosmetic creams, saponified substances such as flake sodium hydroxide and stearic acid are used as emulsifiers in the manufacture of products such as creams and shampoos.
Standard Packaging: 25kg / 50kg bags, ton bags
Shipping Methods: FCL / LCL / Dangerous Goods Transportation Compliance
Inventory: Regular bulk stock available, ensuring fast delivery
Export Experience: Familiar with global sea, air, and dangerous goods transportation regulations
Q1: Are you a factory or a trading company?
A: We are a China Manufacturer & Supplier, directly controlling production and quality.
Q2: Do you support sample testing?
A: Yes, we support third-party testing.
Q3: Is batch consistency good?
A: This is our core advantage; long-term customers have consistently reported good batch consistency.
Q4: How are transportation and customs clearance handled?
A: We are familiar with dangerous goods transportation and customs requirements in multiple countries, and can provide full support.
If you are looking for a stable, high-purity, industrial-grade Caustic Soda Flakes supplier in China, and you want someone who understands your application scenarios, can provide long-term stable supply, and offers technical support, then V&S is a long-term partner you should consider.
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