About Us

Prüfengel offers authentic consumer tests in which real users share their experiences with products. Our tests are based on practical applications in everyday life and reflect the opinions of consumers. As we focus on consumer tests, we do not carry out material, long-term or laboratory tests. Our aim is to provide honest feedback to help you make a purchasing decision. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product reviews, please click here.

PURGE
Ultrasonic cleaner concentrate

The PURGE brand ultrasonic cleaning concentrate has been specially developed for the effective cleaning of glasses and jewelry. A large amount of cleaning agent can be produced with a small amount of concentrate, which not only saves costs but also conserves resources . The cleaning agent is gentle and ideal for cleaning glasses, dentures, coins and silver. It gives glasses and jewelry a new shine and is made in Germany.

Advantages

✅ Effective cleaning of glasses and jewelry
✅ Cost-saving and resource-conserving
✅ Gentle and ideal for various materials
✅ Gives glasses and jewelry a new shine

Disadvantages

❌ None

The first impression

Packaging and contents

ℹ️ Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be guaranteed. Are the contents of the packaging complete and does the manufacturer make it as easy as possible for me to use the product straight away?

CriterionRemarkScore achieved*
Product protectionCarton is sturdy, product sufficiently protected100 points
Sustainability PackagingNo unnecessary packaging waste was produced100 points
Package contents & scopeComplete100 points
Instructions for useWritten in German, easy to understand100 points
Total100 points
Weighting: 20%
*The maximum score is 100 points

The PURGE ultrasonic cleaning concentrate makes a positive impression at first glance. The product is delivered in a classic shipping carton, which ensures optimum product protection. The packaging was also designed with sustainability in mind, using only recyclable materials and avoiding unnecessary packaging waste. The contents of the packaging are complete and in perfect condition. The enclosed instructions for use are clearly written in German , which makes the product easier to use. Overall, the ultrasonic cleaning concentrate from PURGE impresses with its high-quality packaging and flawless contents.

The first time in your hand

Product processing and appearance

ℹ️ Before we start the practical test, we take a close look at the workmanship of the products. How high quality are the materials used? Are the look and feel satisfactory?

CriterionRemarkScore achieved*
Visual appearanceAttractive design100 points
ProcessingVery good workmanship100 points
StabilityVery stable100 points
Sustainability of the productBiodegradable, long-lasting use thanks to concentrate70 points
MiscellaneousExtensive product range of different cleaners100 points
Total94 points
Weighting: 20%
*The maximum score is 100 points
Glasses before cleaning

The ultrasonic cleaner concentrate from PURGE impresses with its high-quality appearance as soon as you pick it up. The workmanship of the product is also high quality and gives the cleaner very good stability. The product also scores points for its sustainability, as it is biodegradable and offers a long service life due to its concentration. Another plus point is the option to purchase additional cleaning agents from the manufacturer, which expands the application possibilities of the ultrasonic cleaner.

This is what our practical test showed

Does the manufacturer keep its advertising promises?

ℹ️ Our practical test has the highest relevance and therefore weighting. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

CriterionRemarkScore achieved*
DilutionDilution in a ratio of 1:100100 points
ApplicationVersatile use for cleaning glasses and jewelry100 points
Material compatibilityGentle on materials for glasses cleaner, denture cleaner, for coins & silver100 points
YieldAt a dilution of 1:100 sufficient for 100 liters of cleaning liters100 points
Cleaning effectVery good100 points
Total100 points
Weighting: 45%
*The maximum score is 100 points

Our practical test has shown that the manufacturer PURGE fully lives up to its advertising promises. The dilution of the ultrasonic cleaning concentrate in a ratio of 1:100 allows for very efficient use, as even a small amount of the concentrate is sufficient to produce a large amount of cleaning agent. Its versatility for cleaning glasses and jewelry has also been confirmed. The concentrate is also material-compatible and gentle on various items such as glasses, dentures, coins and silver. The yield of the product at a dilution of 1:100 was confirmed and proves to be extremely economical. The cleaning effect of the Concert Council was very good, which underlines the effectiveness of the product. Overall, it can be confirmed that the ultrasonic cleaning concentrate from PURGE fully fulfills the properties promised in the advertising.

Price/performance ratio

and ratings from consumers

ℹ️ Finally, we examine how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also look at the consumer reviews and check whether the critical and positive reviews are actually justified.

CriterionRemarkScore achieved*
Price / performance ratioVery good performance in the lower price segment90 points
Rating cut4.5 out of 5.0 on Amazon75 points
Total83 points
Weighting: 15%
*The maximum score is 100 points

On the Amazon platform, consumers rate the product with an average of 4.5 stars. The high yield of the cleaner and its effective cleaning performance are positively emphasized. Many customers also praise the versatility of the product for cleaning glasses and jewelry. In our practical test, we were able to confirm that the yield and cleaning performance of the concentrate are indeed very good. The versatility of use for different objects also proved to be positive.

Prices of up to €17.99 are charged on the Internet for equivalent products. Very inexpensive products are available from as little as €11.90. The ultrasonic cleaner concentrate from PURGE is therefore currently in the lower price segment with a price of €12.74. For the quality and performance received, the price-performance ratio is very good.

Overall result

WeightingScore achieved*
1. packaging & contents20%100 points
2. product processing & appearance20%94 points
3. in the practical test45%100 points
4. price/performance & consumer ratings15%83 points
Total96 points
*The maximum score is 100 points
Ultrasonic cleaner concentrate
of the brand
PURGE
achieved
96
Points in our test and therefore passed. The test was carried out in the test period
01/24
and is stored in our database under the licence number
240109002
. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

The practical tests are based on careful observations and do not include long-term or laboratory tests. The test judgements reflect the personal impressions and opinions of the testers who try out the products in everyday use. We would like to emphasise that these evaluations do not claim to be exhaustive and may reflect both subjective and objective impressions. The evaluations are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a serious and thorough testing procedure, which has been developed in a long and professional process in close co-operation with our testers.

The practical tests are based on careful observation and do not include long-term or laboratory tests. The test ratings reflect the opinion of our experts and are based on careful analysis. We would like to emphasize that these evaluations do not claim to be exhaustive and reflect both subjective and objective impressions. The assessments are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a reputable and thorough testing process, which has been developed in a long and professional process in close cooperation with our experts.

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Evaluation process

You can find a detailed insight into our evaluation process, which forms the basis for our product ratings, here:

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