
EP Water
Synonyms: European Pharmacopoeia Water, EP Purified Water
£42.00 – £1,432.10

Fast, Safe Delivery
90% of orders are delivered
next-day by ADR-approved couriers
Quality Accredited
Accredited to ISO 9001, ISO 14001,
ISO 13485 and ISO 45001
Free Support
Free pre- and post-sales technical support from our expert team
Buy EP Purified Water Online from Leading UK Chemical Suppliers
European Pharmacopoeia (EP) purified water is also referred to as:- EP Purified Water
- Pharmaceutical Water
- EP Pharmaceutical Water
- Water EP / EP H₂O
- pH.Eur Water
- Conductivity – <5.1 μS/cm
- Nitrates – <0.2 ppm
- Heavy Metals – <0.1 ppm
- TVC – <100
- Chlorides – <70 ppm
- Sulphates – <250 ppm
- pH – 5 to 8
- Residue on Evaporation – <100 ppm
- Oxidisable Substances Test – Passes
Watch Our EP Water Video
What Is The Shelf-life For EP Water?
We investigated options available to extend the shelf life for the different grades of the EP purified water that we produce. The shelf life for this type of water is currently 120 days. We now use a specialised treatment during the filling process. This has two benefits:- The water is sterilised
- The packaging is also sterilised
ISO Accreditations & Quality Standards
At ReAgent, quality is at the core of everything we do. Our EP purified water is manufactured under strict Quality Management Systems and backed by internationally recognised ISO accreditations, including:ISO 9001:2015 – Quality Management Standard ISO 14001:2015 – Environmental Standard ISO 13485:2016 – QMS for Medical Devices ISO 45001:2018 – Occupational Health & Safety StandardThese accreditations demonstrate our ongoing commitment to producing chemicals responsibly, safely, and to the highest quality standards.Why Should You Buy EP Water from ReAgent?
With almost 50 years’ experience and industry leading chemical suppliers, full accreditation to the above standards, and as a recognised Investor in People, ReAgent has proven their quality in every aspect of our work. As an experienced and fully accredited EP water supplier, ReAgent works with major names in the pharmaceutical industry and welcomes customer audits. Additionally, our EP purified water is tested in-house for chemical quality, while microbiological testing is carried out by a trusted third party.Please note: we only deliver to registered UK businesses at non-residential addresses with a minimum order value of £100 before VAT
We only supply to mainland UK, contact us on 0800 9555 798 for rates to Ireland.Please notify us if you have specific delivery requirements such as restricted access, requirement for a tail-lift delivery vehicle or pallet truck. Failure to notify us of a special delivery instructions can incur additional charges from our carriers.Need Bespoke Chemicals?

Watch this video to find out how ReAgent can help


EP Water Specification
| Description | Limits | Units |
|---|---|---|
| Conductivity @ 25°C | <5.1 | µS/cm |
| Nitrate (NO₃) | <0.2 | ppm |
| Acidity or Alkalinity | Pass / Fail | |
| Oxidisable Substances | Passes Test | |
| TVC | <100 | cfu/ml |
| pH | 5 - 8 | |
| Appearance | Clear & Colourless | |
| Residue on Evaporation | <10 | ppm |
| Chlorides | Pass / Fail | |
| Sulphates | Pass / Fail | |
| Ammonium | <0.2 | ppm |
| Calcium & Magnesium | Pass / Fail |
EP Water Hazards
| Signal Word |
|---|
| BulkCode | Hazard Statement | Description |
|---|---|---|
| 2455 | NC | Not Classified |
EP Water Safety & Storage
| BulkCode | Precautionary Statement | Description |
|---|
EP Water Delivery
| ProductNumber | Shipping Statement | Description |
|---|---|---|
| 2.455 | CAS Number | 7732-18-5 |
| 2.455 | EC Number | 231-791-2 |
| 2.455 | ADR/RID Shipping Name | Not classified |

How do you calculate your delivery costs?
As many of the chemicals we supply are hazardous, we are legally obligated to use ADR licensed couriers who are specialists in carrying such goods. These specialist couriers cost more than regular delivery services, but your order will arrive safely and legally.
What is an ADR courier?
An ADR courier is specially trained and licensed to carry chemicals that are classed as hazardous for transport.
Can I collect my items from your warehouse?
Yes, but please contact us to prearrange this. Depending on the quantity of hazardous chemicals you want to collect, you may need to have applicable training or a current ADR licence to legally transport them away from our premises. We may not able to release goods without proof of this.
Can you deliver directly to my customers?
Yes, we can deliver directly to your customers with a delivery note that excludes invoice details, and we can add your logo and branding to the product labels. Contact us for more information.
How do I find out the delivery cost for my order?
If you want to find the exact delivery charge for an item or order, simply add the item or items you’re interested in to your basket and the delivery charge as well as any VAT will be calculated and itemised for you. No card details are taken at this point so you’re under no obligation to make a purchase.
How long does delivery take?
Firm delivery date within 24 hours. We always dispatch orders as soon as possible but please note that non-stock items can take around 5 days to reach you. Please contact us before ordering if you require an estimated delivery date or see our delivery information for more information.
Do you deliver on bank holidays?
Unfortunately not, our couriers only deliver on working days from Monday to Friday.
Can you ship to locations outside of mainland UK?
We cannot accept overseas orders on our website, however in some cases we are able to ship outside of mainland UK. Please contact us for further information.
Can I have a timed delivery slot?
We can offer an AM delivery service for some regions of the UK, please contact us for information before placing your order.
EP Water FAQs
What standards does your EP water comply with?
Our EP water complies with the European Pharmacopoeia monograph for purified water in containers.Can you provide the product specification and an example Certificate of Analysis?
You can find the product specification here, and we can provide an example Certificate of Analysis upon request. Please call our team on 0800 9555 798 and they will be happy to help.Can you provide a quotation for large order quantities?
Yes, we can provide quotations for large order quantities. Please contact our team on 0800 9555 798 to discuss your requirements. We also offer discounts on bulk orders.What are the available order quantities for EP water?
There is a £100 minimum order requirement for all products excluding VAT and shipping. There is no maximum order quantity.Is there a minimum order quantity for EP water?
There is a £100 minimum order requirement for all products excluding VAT and shipping.Is your EP water suitable for laboratory use?
EP grade water is very pure and is suitable for many laboratory applications.Can your EP water be used in research studies?
This will be dependent on the study being undertaken. Please contact our team for advice, as they will be able to help you ascertain the most suitable type of pure water for your study.Can you provide batch codes and certificates for EP water?
All EP water that we supply has a batch number, and a Certificate of Analysis is available for every batch produced.
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Can’t find what you need? Call 0800 9555 798 or Contact Us
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