TEST METHODEN 16438

Quantitative Carrier Test for the Evaluation of Fungicidal or Yeasticidal Activity in the Veterinary Area.
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EN 16438 is the European Standard used to evaluate the fungicidal or yeasticidal activity of disinfectants on non-porous surfaces used in the veterinary area. The infographic below shows a brief insight of EN 16438.
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CUSTOMER PROCESS

Step 1: Is your product a surface disinfectant used without mechanical action?

This test method is suitable for surface disinfectants used without mechanical action. If your product requires a wiping action, there is currently no standard method for the veterinary area but modifications to EN 16615 is possible.

Step 2: Select your test microorganisms

These are the mandatory test organisms:

  • Candida albicans 
  • Aspergillus brasiliensis (not required if yeasticidal activity only)

Wish to add more microorganisms? Click here for our full list of microorganisms.

Step 3: Select the appropriate test conditions for your test product

The test concentration is chosen according to the manufacturer’s recommendation.

The obligatory contact time to be tested is 60 minutes. However, the manufacturer can test at other contact times, including 5, 30 and 120 minutes.

The obligatory test temperature by the test method is 10°C. Other temperatures may be chosen according to application of use including 4°C, 20°C and 40°C.

Step 4: What are the soiling conditions associated with your test product?

Interfering substances, or commonly referred to as soiling, are used to mimic organic substances found on human skin, surfaces, and instruments. These are the available soiling conditions according to the test method:

  • Low level soiling: 3.0 g/L bovine serum albumin
  • High level soiling: 10.0 g/L bovine serum albumin + 10.0 g/L yeast extract
Step 5: Place an order and send your sample to us

Fill the test request form and place an order via email at info@tecolab-global.com. We will advise on the quantity of sample required for testing.

You can deliver the sample to us via courier and provide us the tracking code. We will monitor the delivery status and inform you when we receive the sample.

Step 6: Track the status of your request

Once we have received your sample, we will provide a tracking number to you. You can easily track the status of your request here.

Step 7: Download your password-protected test report

Download your readily available test report online with just a single click using the link and password provided via email notification. We will receive a notification once you have downloaded the test report.

For safety purposes, the uploaded test report will self-destruct after 7 days.

Step 8: Analyze your passing criteria in the test report with our laboratory experts

In order to pass the test, the product shall demonstrate at least a 3 decimal log (lg) reduction.

Need assistance with your test report? Discuss your results with our microbiologists for more information.