-
Deionised Water
1 product -
Demineralised Water
1 product -
Distilled Water
1 product -
EP Water
1 product -
Laboratory Water - Grade 3 (BS EN ISO 3696:1995)
1 product -
Purified Water
1 product -
Synthetic Sea Water (ASTM D1141-98)
1 product -
Ultrapure Water
1 product -
USP Purified Water
1 product -
USP Water for Injection
1 product
How to place an order

Why Buy Water Online from UK Chemical Suppliers, ReAgent Chemicals?
ReAgent is your number one port of call when you’re looking for UK water suppliers who can handle all your water requirements. We currently supply a range of waters, including:
- Deionised Water
- Demineralised Water
- Distilled Water
- EP Water
- Laboratory Water – Grade 3
- Purified Water
- Ultrapure Water
- Synthetic Sea Water
- USP Purified Water
- USP Water for Injection
100% Quality Guarantee from UK Water Suppliers
ReAgent manufactures to the very highest standards of quality and purity. We are fully accredited to the ISO 9001 Quality Management System, the ISO 14001 Environmental Management System, the ISO 13485 standard for medical devices, and we also hold the ISO 45001 Occupational Health & Safety Standard as well as IIP (Investors in People).
With almost 50 years’ experience in the UK chemical industry, we are leading UK water suppliers with a proven track record for quality products, excellent customer service, and competitive pricing. All ReAgent products, including water, are backed by our 100% quality guarantee so you can buy water online with confidence when you buy water from ReAgent.
IBC Water Tanks & Other Pack Sizes
When you buy water online from ReAgent, you won’t be limited by pack size. Whether you need 2ml ampoules, 1,000L IBC water tanks or a whole road tanker, we’ve got you covered.
You can buy Deionised Water, Demineralised Water, Purified Water, Distilled Water, and Ultrapure Water from ReAgent in 2ml ampoule (pack of 100), 5 litre, 25 litre, 1000 litre IBC, pallet (32x25L), and 25,000L Tanker sizes with price breaks for multiple purchases.
You can buy Laboratory Water – Grade 3 from ReAgent in 2ml ampoule (pack of 100), 25 litre, 1000 litre IBC water tanks, and pallet (32x25L) sizes with price breaks for multiple purchases.
You can buy Synthetic Sea Water from ReAgent in 25 litre, 1000 litre IBC, and pallet (32x25L) sizes with price breaks for multiple purchases.
You can buy EP Water, USP Purified Water, and USP Water for Injection in 1000 litre IBC water tanks, and pallet (32x25L) sizes with price breaks for multiple purchases.
Remember, all our products are supplied with our 100% Quality Guarantee so you can be confident when you buy water online from ReAgent.
Who Do We Supply Water To?
As trusted UK water suppliers, we supply water to a wide range of businesses, including companies in the food manufacturing, power generation, automotive, chemical, petrochemical, engineering, water treatment, and environmental service industries.
Many of our customers are blue-chip companies whose names are known the world over. We are also happy to supply water and water distillers to smaller and medium-sized organisations.
How To Buy Water Online From Chemical Suppliers, ReAgent
Our products are available to buy online and by phone. We look forward to becoming your company’s preferred water supplier and working with you to ensure that the quality of water you buy is exactly what you need.
Need Bespoke Chemicals?
How can we help you? Watch this short video to find out

Related articles from The Chemistry Blog

Can I Use Deionised Water Instead of Distilled Water?
Water purity is essential in many applications, from laboratory experiments to medical procedures and car maintenance. When choosing purified water, two common options are deionised and distilled water, which both undergo treatment processes to remove impurities. This may make people

WATCH: ReAgent’s USP Water for Injection Video
A high standard of USP water for injection is essential for pharmaceutical manufacturing, where water purity is critical to product efficacy. It requires rigorous quality control measures, including weekly in-house testing and independent third-party analysis, to ensure consistent safety and

WATCH: ReAgent’s New Laboratory Water Video
Our latest video showcases our laboratory-grade water solutions. Whether you’re a researcher, lab technician, or someone curious about the world of laboratory-grade water, this video covers everything you need to know about our product. What is the Video About? We’ll

Can I Use Deionised Water Instead of Distilled Water?
Water purity is essential in many applications, from laboratory experiments to medical procedures and car maintenance. When choosing purified water, two common options are deionised and distilled water, which both undergo treatment processes to remove impurities. This may make people

WATCH: ReAgent’s USP Water for Injection Video
A high standard of USP water for injection is essential for pharmaceutical manufacturing, where water purity is critical to product efficacy. It requires rigorous quality control measures, including weekly in-house testing and independent third-party analysis, to ensure consistent safety and
Browse Our Most Popular Chemicals (A-Z)
Can’t find what you need? Call 0800 9555 798 or Contact Us
Popular Chemicals (A-Z)
Can’t find what you need? Call 0800 9555 798 or Contact Us
Absolute Ethanol
Acetic Acid (CH3COOH)
Acetone
Ammonia Solutions (NH4OH)
Butanone
Caustic Soda
Citric Acid (C6H8O7)
Deionised Water
Demineralised Water
Denatured Alcohol IMS
Dichloromethane (CH2Cl2)
Distilled Water
EP Water
Ethanediol
Ethanoic Acid
Ethyl Acetate (C4H8O2)
Ethyl Alcohol
Ethyl Ethanoate
Ethylene Glycol
Glycerol / Glycerine / Glycerin
Hydrochloric Acid (HCL)
Hydrogen Peroxide (H2O2)
Industrial Methylated Spirits
Isopropyl Alcohol
Laboratory Water (Grade 3)
Methanol (MeOH)
Methyl Ethyl Ketone Tech (MEK)
Methylene Chloride
Mixed Alcohol Solvent ASTM
Monoethylene Glycol
Monopropylene Glycol
Muriatic Acid
Nital Solution
Nitric Acid (HNO3)
Phosphoric Acid (H3PO4)
Polyethylene Glycol (PEG)
Propan-2-ol / Isopropanol (C3H8O)
Propanediol
Propylene Glycol
Purified Water
Silver Nitrate (AgNO3)
Sodium Chloride (NaCl)
Sodium Hydroxide (NaOH)
Sulfuric Acid
Sulphuric Acid (H2SO4)
Synthetic Sea Water
Tetrahydrofuran (THF)
Toluene (C7H8)
Ultrapure Water
USP Purified Water
USP Water for Injection
…VIEW ALL PRODUCTS