Caustic soda also known as sodium hydroxide, is a corrosive, colourless alkali which is an essential ingredient in many industries for Ph adjustment, neutralization and cleaning.
In addition to its industrial use, Sodium Hydroxide is naturally involved in some biochemical processes, though in very small amounts.
It plays a critical role in neutralising acids and in saponification, which is essential for soap production.
Common Applications:
Soaps, Papers and Dyes.
Processing cotton fabric, Laundering and bleaching
Metal cleaning and processing, Oxide coating
Electroplating, Electrolytic extracting
Buying Caustic Soda 32% Liquid in the UK
This listing supplies caustic soda (sodium hydroxide) as a 32% liquid solution, delivered by IBC. At this concentration and format, it is a practical option for sites that need to dose or handle the product without further dilution on receipt. As a caustic soda supplier UK businesses turn to for bulk liquid requirements, H&I Chemicals regularly supplies customers across water treatment, food and beverage processing, general manufacturing, and facilities management, where reliable access to a consistent liquid alkali supports day-to-day operations rather than one-off use.
Typical uses for 32% liquid caustic soda
- pH correction and neutralisation in water and wastewater treatment
- Clean-in-place (CIP) systems in food and beverage production
- Effluent neutralisation ahead of discharge
- General chemical manufacturing as a process alkali
This product is listed in IBC format; other pack sizes are available on enquiry. H&I Chemicals delivers UK-wide, and a current Safety Data Sheet is available on request ahead of ordering so you can confirm handling requirements before placing your order. To request a quote, use the enquiry basket on this page or get in touch via hichemicals.com/contact-us/.



