Looking to make your own soap at home? Caustic soda, also known as sodium hydroxide, is a key ingredient in soap making. However, it’s important to know where to purchase caustic soda and how to handle it safely. In this article, we’ll explore where to buy caustic soda in Singapore and answer some frequently asked questions about this versatile chemical.

Singapore Soap is a popular destination for those looking to purchase caustic soda for soap making. Located at 80 Genting Lane, #03-07, Singapore 349565, Singapore Soap is an approved premise for soap making. They offer a range of soap making supplies, including caustic soda, and can also provide guidance on how to use the chemical safely. Other suppliers of caustic soda in Singapore include Kimic Chemitech and Piaget Chemicals & Manufacturing.
Before purchasing caustic soda, it’s important to understand the potential risks associated with handling this chemical. Always wear protective gear, such as gloves and goggles, when working with caustic soda. Additionally, make sure to store the chemical in a cool, dry place away from other chemicals and out of reach of children. With these precautions in mind, you can safely purchase and use caustic soda for your soap making needs.
Key Takeaways
- Caustic soda, also known as sodium hydroxide, is a key ingredient in soap making.
- Singapore Soap, Kimic Chemitech, and Piaget Chemicals & Manufacturing are all suppliers of caustic soda in Singapore.
- Always wear protective gear and store caustic soda safely to avoid potential risks.
Understanding Caustic Soda

Caustic soda, also known as sodium hydroxide or NaOH, is an inorganic compound that is highly soluble in water. It is commonly used as an alkali in many industries, including soap making, paper production, and petroleum refining. In this section, we will discuss the chemical properties and uses of caustic soda, as well as its safety and environmental impact.
Chemical Properties and Uses
Caustic soda is a white, odorless solid that is highly reactive with acids and other chemicals. It has a CAS number of 1310-73-2 and a molecular weight of 40.00 g/mol. Caustic soda can be produced by the electrolysis of brine (saltwater) or by the reaction of sodium carbonate with calcium hydroxide.
Caustic soda has many uses in industry. It is commonly used in the production of paper, textiles, and detergents. It is also used in the production of aluminum, petroleum refining, and water treatment. In soap making, caustic soda is used to saponify fats and oils, creating the solid bars of soap that we use every day.
Safety and Environmental Protection
While caustic soda has many useful applications, it is also highly corrosive and can cause severe burns and eye damage if not handled properly. It is important to wear protective clothing, including gloves and goggles, when working with caustic soda. In addition, caustic soda should be stored in a cool, dry place away from other chemicals.
From an environmental standpoint, the use of caustic soda is regulated by the Environmental Protection and Management Act (EPMA) in Singapore. Caustic soda is considered a hazardous waste and must be disposed of properly. The National Environment Agency (NEA) provides guidelines for the safe handling and disposal of caustic soda and other hazardous materials.
In conclusion, caustic soda is a versatile and useful substance with many applications in industry. However, it is important to handle it with care and dispose of it properly to protect both human health and the environment. Remember to always wear protective clothing when working with caustic soda and follow the guidelines provided by the NEA for safe handling and disposal.
Purchasing Caustic Soda in Singapore

If you are looking to purchase caustic soda flakes or pellets in Singapore, there are a few options available to you. In this section, we will highlight some of the local suppliers and distributors of caustic soda in Singapore, as well as the various industrial and home uses of this versatile chemical.
Local Suppliers and Distributors
One of the most popular local suppliers of caustic soda in Singapore is Singapore Soap. They offer both sodium hydroxide and potassium hydroxide, which are commonly used in soap making. You can visit their store located at 80 Genting Lane, #03-07, Singapore 349565, or simply WhatsApp them at 9483 2196 to find out more.
Another local supplier of caustic soda is Kimic Chemitech (S) Pte. Ltd. They offer a wide range of chemical products, including caustic soda flakes, which can be used in a variety of industrial applications. You can refer to their product list for more information on their range of products.
Industrial Applications in Singapore
Caustic soda is used in a wide range of industrial applications in Singapore. For example, it is commonly used in the textile industry for the production of synthetic fibres. It is also used in the metallurgy industry for the extraction of metals from ores.
Sodium hydroxide is also used as a cleaning agent in many industries, such as the pharmaceutical industry. It is commonly used to clean equipment and remove impurities from products.
Home and Small Business Uses
Caustic soda can also be used for home and small business purposes. For example, it can be used to make handmade soap using fats and oils. Caustic soda is also used in the production of hot-process soap, which requires heat to speed up the saponification process.
If you are a small business owner looking to purchase caustic soda, it is important to note that different suppliers may offer different packing sizes. Be sure to check the product data sheet and specifications to ensure that you are purchasing the correct product for your needs.
In conclusion, if you are looking to purchase caustic soda in Singapore, there are a few local suppliers and distributors to choose from. Whether you are using it for industrial applications or for making handmade soap, be sure to purchase the correct product and use it safely.
Frequently Asked Questions

What are the best online stores for purchasing caustic soda in Singapore?
If you’re looking to purchase caustic soda online, there are several options available. Some of the most popular online stores for buying caustic soda in Singapore include Singapore Soap, Qoo10, and Lazada. It’s important to do your research and read reviews before making a purchase to ensure that you’re buying from a reputable seller.
Which shops offer caustic soda suitable for cleaning purposes?
Many hardware stores and cleaning supply shops in Singapore offer caustic soda suitable for cleaning purposes. Some of the most popular options include Home-Fix, NTUC FairPrice, and Selffix DIY. It’s important to read the label carefully to ensure that you’re purchasing the right type of caustic soda for your needs.
How does one compare prices of caustic soda in various Singaporean outlets?
To compare prices of caustic soda in various Singaporean outlets, it’s best to do some research online. Check out the websites of popular hardware stores, cleaning supply shops, and online retailers to see what they’re charging for caustic soda. Don’t forget to factor in shipping costs if you’re purchasing online.
Where might one find sodium hydroxide, also known as caustic soda, in Singapore?
Sodium hydroxide, also known as caustic soda, can be found at a variety of locations in Singapore. Some of the most common places to find it include hardware stores, cleaning supply shops, and online retailers. It’s important to read the label carefully to ensure that you’re purchasing the right type of caustic soda for your needs.
Are supermarkets a viable option for buying sodium hydroxide?
While some supermarkets in Singapore may carry sodium hydroxide, also known as caustic soda, it’s not always the best option. Supermarkets may not carry the specific type of caustic soda that you need, and the prices may be higher than at hardware stores or cleaning supply shops. It’s best to do some research and compare prices before making a purchase.
How can one differentiate between baking soda and caustic soda?
Baking soda and caustic soda are two very different substances. Baking soda, also known as sodium bicarbonate, is a mild alkaline substance that is often used in cooking and baking. Caustic soda, on the other hand, is a highly alkaline substance that is used for cleaning and industrial purposes. To differentiate between the two, simply read the label carefully and look for the specific name of the substance you need.
