Sodium Hypochlorite 5% Strongest Legal Bleach

Sodium hypochlorite is a powerful and versatile chemical compound used extensively across the UK in cleaning, disinfection, and water treatment. When it comes to reliable supply and compliance with UK regulations, HD Chemicals LTD stands out as a trusted provider of Sodium Hypochlorite 5%, which is the strongest bleach concentration legally available to the general public in the United Kingdom.

This comprehensive guide walks you through everything you need to know about sodium hypochlorite 5%—from its chemical properties and applications, to safety advice, dilution rates, and why HD Chemicals LTD is the best source for this product in the UK market.

What Is Sodium Hypochlorite 5%?

Sodium hypochlorite (NaOCl) is the main active ingredient in household bleach and many industrial-grade disinfectants. At a 5% concentration, it offers a powerful yet safe balance for domestic, commercial, and light industrial use.

Unlike higher concentrations (6% and above), which are restricted under UK regulations and not available to the general public without a license, a 5% sodium hypochlorite solution is legal to purchase and use without any special permissions. HD Chemicals LTD offers the strongest legal version available for public sale—perfect for buyers seeking high efficacy while staying fully compliant.

👉 Buy Sodium Hypochlorite 5% from HD Chemicals LTD

Why Choose HD Chemicals LTD?

HD Chemicals LTD is a leading chemical supplier in the UK, known for its quality control, dependable service, and affordable pricing. Here’s why they’re your go-to for sodium hypochlorite 5%:

• ✅ Regulation-Compliant: 5% strength meets UK safety regulations for general sale.

• ✅ High-Quality: Consistently produced to pharmaceutical and industrial standards.

• ✅ Fast Delivery: Available for nationwide delivery across the UK.

• ✅ No License Required: 100% legal to buy and use in homes, schools, and businesses.

👉 Order your Sodium Hypochlorite 5% now

Legal Information: What Makes 5% Special?

In the UK, sodium hypochlorite solutions over 6% are classified under restricted substances and cannot be sold to the general public without proper licensing and documentation. That’s why HD Chemicals’ 5% formula is a game changer—it gives you the strongest allowable concentration for household and business use, legally and safely.

So, if you’ve been looking for high-performance bleach without worrying about legal limitations, this is it.

Common Applications of Sodium Hypochlorite 5%

1. Surface Disinfection (Homes, Offices, and Medical Spaces)

A perfect solution for sanitising high-touch surfaces, kitchen counters, bathrooms, and more.

• Dilution Ratio: 1:50 (e.g. 100ml of bleach in 5L of water)

• Surface Coverage: 1 litre covers approx. 10-12 square meters

• Contact Time: Leave for 5–10 minutes before rinsing with clean water

2. Toilet Bowl and Urinal Cleaning

Effectively eliminates stains, limescale, and germs in washrooms.

• Use Undiluted for deep cleaning or

• Dilution Ratio: 1:10 for regular maintenance

3. Outdoor Cleaning (Patios, Driveways, Concrete, Paving)

Removes algae, moss, and grime from hard outdoor surfaces.

• Dilution: 1:4 to 1:10 depending on level of soiling

• Coverage: 1L of diluted solution treats approx. 4–6 square meters

4. Swimming Pool Disinfection

Maintains pool hygiene and prevents microbial growth.

• Dosage: Add 10–20ml per 1,000 litres of water

• Note: Always test chlorine levels after application for safety

5. Septic Tank and Drain Maintenance

Used to disinfect and reduce odour in waste systems.

• Dilution Ratio: 1:10

• Frequency: Weekly or monthly, depending on usage

6. Industrial & Food Industry Cleaning

Meets hygiene standards for warehouses, commercial kitchens, and food processing plants.

• Dilution: 1:50 for general cleaning, stronger if heavy contamination

• Surface Rinsing: Always rinse with potable water after application in food areas

Dilution Rates Cheat Sheet (in ml and square meters)

Safety Precautions When Using Sodium Hypochlorite 5%

Always use sodium hypochlorite responsibly to ensure safe application and protect yourself and your environment.

Personal Protective Equipment (PPE)

• Gloves (nitrile or latex)

• Safety goggles

• Optional face mask (when spraying or using indoors)

Handling & Storage

• Store in a cool, dark place (under 25°C)

• Keep away from acids, ammonia, or any reactive substances

• Ensure proper ventilation during use

First Aid

• Skin Contact: Rinse immediately with plenty of water

• Eye Contact: Flush with water for at least 15 minutes

• Ingestion: Seek immediate medical help—do not induce vomiting

Environmental Responsibility

• Always dilute before disposal

• Do not pour large quantities directly into drains or waterways

• Follow local waste disposal guidelines for bleach and cleaning chemicals

Final Thoughts: Why 5% Sodium Hypochlorite from HD Chemicals is Your Best Choice

HD Chemicals LTD delivers a 5% sodium hypochlorite solution that checks all the boxes:

• ✅ Legal to buy and use in the UK

• ✅ No license or paperwork needed

• ✅ Strongest concentration available to the public

• ✅ Safe, effective, and versatile

• ✅ Backed by a reputable UK supplier

Whether you're a homeowner, cleaner, facility manager, or business owner, this product offers the ideal blend of strength, safety, and convenience.

👉 Get Your Sodium Hypochlorite 5% Today from HD Chemicals

Frequently Asked Questions (FAQ) about Sodium Hypochlorite 5% from HD Chemicals LTD

1. Is Sodium Hypochlorite 5% safe to use at home?

Yes! Sodium Hypochlorite 5% is safe for household use when properly diluted. It’s ideal for disinfecting surfaces, bathrooms, kitchens, and outdoor areas. Always follow the recommended dilution rates and wear gloves during use.

2. Do I need a license to buy Sodium Hypochlorite 5% in the UK?

No license is required. In the UK, only sodium hypochlorite products over 6% are restricted for general sale. HD Chemicals' 5% formula is the strongest legal concentration available to the public—completely compliant and ready to use.

3. Can I use this for patio and driveway cleaning?

Absolutely. Sodium Hypochlorite 5% is commonly used to remove algae, moss, and grime from patios, concrete, and paving slabs. Dilute at a 1:4 to 1:10 ratio depending on how dirty the surface is, and rinse thoroughly.

4. Is this product suitable for disinfecting water tanks or swimming pools?

Yes, it can be used for water treatment and pool disinfection. For swimming pools, add 10–20ml per 1,000 litres of water. Always test chlorine levels after application to ensure safety.

5. How should I store Sodium Hypochlorite 5%?

Store it in a cool, dry, and dark place, away from direct sunlight and heat sources. Always keep it tightly sealed and out of reach of children and pets.

6. What surfaces should I avoid using Sodium Hypochlorite on?

Avoid using it on:

• Metal surfaces (it can cause corrosion)

• Natural stone like marble or granite

• Coloured fabrics or carpets

Always spot-test first if you’re unsure about surface compatibility.

7. Can this be used in fogging or misting equipment?

No, Sodium Hypochlorite 5% is not recommended for fogging or misting, as it can damage equipment and potentially create harmful vapours. Use only as a liquid solution with appropriate dilution.

8. What PPE should I wear when using it?

You should wear:

• Rubber gloves

• Safety goggles

• A face mask if using indoors or in enclosed areas

Good ventilation is always important when using any bleach-based cleaner.

9. What’s the shelf life of Sodium Hypochlorite 5%?

Generally, Sodium Hypochlorite 5% has a shelf life of 6–12 months, depending on storage conditions. Over time, the chlorine content may degrade slightly, so it’s best used fresh for maximum effectiveness.

10. Where can I buy Sodium Hypochlorite 5% in the UK?

You can order directly from HD Chemicals LTD, a trusted UK supplier of professional-grade cleaning and disinfection chemicals.

👉 Click here to buy Sodium Hypochlorite 5%

Disclaimer: Always read the label and safety information before use. Follow dilution and safety guidelines as provided. The information in this article is for educational purposes and does not replace professional safety training.