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Hi there, I'm Jarvis! I see you're looking at the Commercial Dishwasher Detergent | Tannin Remover | 2x5Ltr | OSMOS CU594. How can I help you with the technical specs or suitability for your business today?

Jarvis is an AI assistant and may occasionally provide incorrect details. To ensure your equipment fits and functions perfectly, we recommend verifying all critical specifications-including dimensions, power requirements, and compatibility-with our expert sales team prior to purchase.For orders or stock, call 0333 355 0535

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Osmos In Stock

Commercial Dishwasher Detergent | Tannin Remover | 2x5Ltr | OSMOS CU594

SKU: CU594
£55.31 / exc vat
£66.37/ inc vat
  • Specialised Tannin Remover
  • Prevents Pink Algae
  • Anti-Scaling Ingredients
  • Highly Concentrated Formula

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Introducing the ultimate solution for one of the most persistent problems in any busy catering environment: stubborn tea and  coffee stains. This professional-grade OSMOS CU594 Commercial Dishwasher Detergent is a powerful, dual-action cleaner specifically formulated to not only cut through everyday grease and  grime but also to completely eliminate unsightly tannin marks from your crockery, cups, and  stainless steel pots, leaving them looking as good as new.

Designed for the demanding pace of commercial kitchens, from bustling city-centre cafés to large-scale hotel operations, this detergent is a must-have for any business that prides itself on presentation. Its highly concentrated formula makes it incredibly economical, while its special ingredients actively prevent the build-up of limescale in your machine, protecting your investment and  ensuring peak performance, even in the UK's notoriously hard water areas.

If you're tired of re-washing stained cups or spending valuable staff time scrubbing teapots, this is the professional dishwasher cleaning solution you've been waiting for. It’s time to achieve a flawless, hygienic, and  brilliantly sparkling finish with every single wash, effortlessly. Say goodbye to dull, stained tableware and  hello to consistently pristine results.

Key Features and  Benefits

  • Specialised Tannin Remover: Effortlessly lifts stubborn tea and  coffee stains from crockery.
  • Prevents Pink Algae: Keeps the inside of your dishwasher hygienically clean.
  • Anti-Scaling Ingredients: Protects your machine's elements, even in hard water areas.
  • Highly Concentrated Formula: Delivers a lower cost-per-wash, saving you money.
  • Powerful Grease Cutting: Slices through tough food residue for a spotless finish.
  • Hard & Soft Water Effective: Guarantees brilliant results no matter your water supply.
  • Effective at Low Temperatures: Helps to reduce your kitchen's energy consumption and  bills.
  • Bulk 2x5Ltr Pack: Ensures you are well-stocked for busy service periods.

Technical Specifications

  • Brand: Osmos
  • SKU: CU594
  • Pack Quantity: 2 x 5Ltr
  • Total Weight: 12kg
  • Colour: Clear
  • Primary Function: Commercial Dishwasher Detergent
  • Special Feature: Tannin Remover
  • Secondary Feature: Limescale Prevention
  • Important Note: Not suitable for use on silverware or polycarbonate items.
  • Returns: This item is non-returnable due to hazardous goods regulations.

Expert Review and  Insights

The OSMOS CU594 isn't just another detergent; it's a problem-solver. Many kitchens fight a losing battle against tannin stains, but this formula tackles them head-on without needing a separate, time-consuming process. Its ability to descale the machine as it cleans is a huge operational bonus, protecting expensive equipment from the inside out. A very smart choice for any high-volume site.

Charlotte Rayner – Commercial Cleaning Expert View Profile →

  • Top Tier Stain Removal: Unbeatable performance on aged tea and  coffee stains on porcelain.
  • Material Limitation: It's not suitable for silverware, requiring a separate cleaning process.

Case Study: Real Business, Real Results

The Lavender House Tea Room in Bath was struggling with the constant battle against tea stains on their beautiful, classic white crockery, which was undermining their premium image. They switched to the OSMOS CU594 to specifically target this issue.

"We were considering replacing our entire set of cups, which would have cost a fortune. This detergent has not only stopped the staining, but it has actually reversed the damage on our existing stock. Our staff no longer have to reject items from the dishwasher or waste time hand-polishing. It's been a brilliant investment."

Robert Davies – Proprietor

The switch completely eliminated the need for manual re-washing of crockery, saving an estimated 5 hours of staff labour per week.

Installation and  Maintenance Guide

Setting It Up

  • Ensure your dishwasher's automatic dosing pump is clean and  functioning correctly.
  • Securely place the intake hose into the OSMOS CU594 container, ensuring it reaches the bottom.
  • Consult your dishwasher's manual to set the correct dosage level for your water hardness.
  • Run an empty cycle first to prime the system and  check for leaks.

Keeping It Going

  • Store containers upright in a cool, dry, and  well-ventilated area away from direct sunlight.
  • Always wear appropriate PPE (gloves and  eye protection) when handling or changing containers.
  • Never mix this detergent with any other chemicals, especially bleach, as it can create hazardous fumes.
  • Regularly check your machine's filters and  spray arms to ensure they are clear of debris for best results.

Buying Guide: Choosing the Right Catering Dishwasher Detergent

Not sure which detergent fits your kitchen's needs best? Here’s a quick checklist to help you decide.

Check Your Water Hardness

If you're in a hard water area, a detergent with built-in anti-scaling agents is non-negotiable to protect your machine.

Identify Your Main Problem

Are you fighting general grease or specific stains like tea and  coffee? Choose a specialised formula like this tannin remover for targeted results.

Consider Your Dosing System

This liquid detergent is designed for automatic dosing systems common in commercial dishwashers, ensuring consistent and  economical use.

Look at the Concentration

A highly concentrated formula means a lower cost-per-wash. Don't just look at the ticket price; consider the long-term value.

Verify Material Safety

Always check if a powerful detergent is safe for all your items. This one is perfect for crockery but not for silverware or polycarbonate.

See all Dishwasher Detergent & Rinse Aid

Frequently Asked Questions

Q: What exactly are tannin stains?

A: They are the stubborn brown stains left behind by the natural compounds (tannins) found in tea and  coffee, which standard detergents often struggle to remove.

Q: Can I use this in my dishwasher at home?

A: It's not recommended. This is a professional-strength formula designed for the dosing systems and  high temperatures of commercial machines.

Q: Will this work in my very hard water area in London?

A: Yes, absolutely. It is formulated with special ingredients to be highly effective in both hard and  soft water conditions and  helps prevent limescale build-up.

Q: Is this detergent effective at lower wash temperatures?

A: Yes, it is designed to perform effectively even at lower temperatures, which can help you save on energy costs.

Q: What is the 'pink algae' it removes?

A: This refers to a pink or orange-coloured biofilm (Serratia marcescens) that can grow in damp environments like the inside of a dishwasher. This detergent helps eliminate it, improving machine hygiene.

Q: Is it safe to use on plastic items?

A: It is generally safe for most commercial-grade plastics, but it is specifically not suitable for use on polycarbonate items.

Q: Do I still need to use a separate rinse aid with this product?

A: Yes. This is a dedicated detergent for the wash cycle. For rapid, spot-free drying, you should continue to use a commercial rinse aid.

Q: How much detergent should be used per wash cycle?

A: The precise amount is determined by your dishwasher's automatic dosing system. Please refer to your machine's manual for guidance on setting the correct concentration.

What Customers Are Saying

"Finally, a detergent that actually gets the tea stains out! Our cups have never looked so clean. An absolute essential for any café."

Sarah L – The Daily Grind Café, Manchester

"Works really well in our hard water area. We've noticed less scale inside the machine and  the results are consistently good. The big 5 litre tubs last for ages."

Michael B – Hotel Manager, Bristol

"This is the best commercial dishwasher detergent 5 litre pack we've used. It's powerful, economical, and  the tannin remover feature is second to none."

Claire T – Event Caterers, Birmingham

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The Osmos Advantage: Beyond a Simple Clean

Choosing an Osmos product is about more than just getting things clean; it’s a strategic decision for the health of your kitchen and  your bottom line. With decades of expertise in professional cleaning solutions, Osmos designs products that address the real-world challenges of the UK catering industry. This commercial dishwasher detergent doesn't just clean for today; it protects for tomorrow. By actively preventing limescale, it safeguards your dishwasher’s most vital and  expensive components, drastically reducing the risk of breakdowns and  costly emergency call-out fees. This proactive maintenance, combined with a hyper-concentrated formula that lowers your cost-in-use and  environmental impact, represents a smarter, more sustainable approach to kitchen hygiene. It's an investment in operational reliability, asset longevity, and  the flawless presentation your customers expect.

Explore more from Osmos

How Anti-Scaling Actives Protect Your Investment

Ever wondered what 'hard water' really does to your equipment? It deposits limescale – a chalky substance – onto critical parts like the heating element and  water jets. Think of it like cholesterol clogging an artery; over time, it forces your machine to work harder, use more energy, and  eventually, break down. This detergent contains special anti-scaling agents that act like a preventative shield. As the water flows through, these agents bond to the limescale minerals, stopping them from sticking to surfaces and  flushing them away down the drain. This doesn't just keep your machine cleaner; it actively extends its life and  saves you from expensive repair bills.

Who Should Buy This?

  • Coffee Shops & Tea Rooms: To keep white porcelain cups and  stainless steel teapots immaculate and  free from brown rings.
  • Hotels & Conference Venues: For ensuring consistently sparkling crockery and  cutlery for breakfast services and  large-scale banquets.
  • Restaurants & Pubs: To maintain a professional image by serving food on flawlessly clean, stain-free plates and  dishes.
  • Care Homes & Canteens: For upholding the highest hygiene standards and  preventing pink algae or limescale buildup in machinery.
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