MICROPUR from Switzerland | Carrying on the silver ion technology since 1928, ensuring potable water that withstands the test of time

After water leaves the supply system, time begins to change it.

Water freshly poured into a container appears clear, odorless, and without obvious problems; however, after a few days, weeks, or even longer, microorganisms can gradually multiply, and tanks and pipes may accumulate changes that are imperceptible to the naked eye.

Therefore, the issue of drinking water is never just about "where the water is," but also includes another often overlooked aspect: how to maintain good condition of prepared water while it waits.

The technological story that MICROPUR undertakes begins precisely with this problem.

1928: Starting with a drinking water preservation technology

In 1928, chemist Alexander Krause proposed a practical method for treating and extending the preservation of drinking water using silver compounds. This technology addressed a clear problem: when water is put into containers, sent on boats, or taken to places without a stable water supply, how can people keep it in a manageable state during storage?

The silver ion technology made drinking water preservation no longer dependent solely on fixed facilities, but rather allowed it to be quantitatively introduced into kettles, buckets, and water tanks. This technological lineage later became an important foundation for KATADYN's early water treatment development, and also evolved into the water preservation and disinfection system represented by MICROPUR today.

From silver ion technology to mobile water treatment

MICROPUR undertakes not just a formula, but a technological logic for managing stored drinking water: once water leaves the fixed supply system and is put into kettles, buckets, tanks, or other containers, how to treat it according to the water volume and usage time.

Different forms, such as tablets, powders, and liquids, make this technology no longer dependent on large equipment. From individual water bottles to boats, RVs, and large water storage systems, although the scale of use varies, the treatment logic remains consistent.

What is truly taken away is not just a product, but a method of water management that can move with the water, containers, and tasks.

Preservation and disinfection are two different tasks

The maturity of MICROPUR lies in clearly separating preservation and disinfection.

MICROPUR Classic uses silver ions to treat clear water that meets drinking conditions, corresponding to water preservation during storage; MICROPUR Forte combines chemical disinfectants with silver ions in clear water, corresponding to scenarios where the water source needs to be disinfected first.

The dosage, waiting time, and shelf life of different products depend on the water quality and the manufacturer's instructions. By clearly distinguishing the tasks, the brand ensures that users do not mistake a water preservation tool for a universal method that can treat all water sources.

When it's most successful, nothing happens.

Some equipment demonstrates its function with flames, flow rates, or mechanical operation, but MICROPUR is completely different.

When working correctly under the right conditions, the water does not suddenly change color, nor does it make any sound. The real result is that the drinking water in the container, after a period of time, does not rapidly lose its original state due to microbial proliferation.

This is also the most easily overlooked aspect of drinking water preservation. People remember how many liters of water to prepare, but they don't necessarily consider whether the water tank is clean, how long it has been stored, or what changes have occurred in the water inside when they actually need to open the container.

What MICROPUR addresses is precisely this invisible passage of time.

Entering professional mission drinking water treatment assessment

In 2006, the U.S. Army's public health units conducted an evaluation of the efficacy and health risks of commercially available personal drinking water treatment products, establishing a systematic comparison framework for mission environments.

The publicly available research records list Micropur MP 1 Tablets. This record corresponds to the specific MP 1 tablets and usage conditions in the North American market at that time, and does not extend to a common conclusion for all current MICROPUR products.

This professional assessment illustrates that MICROPUR's technological lineage exists not only in travel and water storage scenarios but has also been subject to systematic scrutiny for drinking water treatment efficacy and usage risks in professional missions.

Knowing the boundaries clearly allows technology to truly shine.

MICROPUR's value does not lie in describing all water sources as directly treatable water.

Mud, suspended solids, and visibly turbid water must first undergo proper sedimentation or filtration; salt, heavy metals, and chemical contamination are not problems that silver ion preservation or general chemical disinfection can remove.

First understanding the water source condition, then choosing the filtration, disinfection, and preservation methods, is the complete logic of drinking water treatment. MICROPUR focuses on making drinking water preservation more stable and easier to manage under the correct conditions.

From boat tanks to long-term backup

The development of MICROPUR is inextricably linked to the need for long-term water storage.

Drinking water on boats is stored in tanks for weeks; after RVs and mobile homes are parked for a period, the condition of pipes and storage systems needs to be addressed again; remote outposts, mountain huts, and emergency backup spaces may not always be able to replenish fresh drinking water.

These environments vary in scale, but all illustrate the same thing: putting water into a container is just the first step; tank cleaning, treatment methods, and storage time determine whether this preparation can truly be used.

In a complete water treatment system, responsible for the time factor

Today, MICROPUR is one of the specialized brands within the Katadyn Group's water treatment solutions.

Among various water treatment technologies, MICROPUR's role has always been clear: once water has been collected and put into a container, it addresses disinfection and preservation issues according to the water source condition and usage needs.

It does not replace physical filtration, nor does it attempt to answer all water quality problems; its focus is on how water can continue to be managed over time after it leaves the fixed water supply system.

Making drinking water stand the test of time

The existence of MICROPUR is not about changing water, but about ensuring that prepared drinking water, after leaving the fixed supply system, maintains its due quality and safety.

From the development of silver ion drinking water preservation technology in 1928 to today's various products for "disinfection" and "long-term preservation," MICROPUR has always focused on one thing—preventing time from becoming a variable in drinking water quality.

It is almost imperceptible and does not deliberately assert its presence.
What is truly seen is that when you open a water storage barrel and retrieve backup drinking water, every drop of water originally prepared is still trustworthy.