This in-house test method is designed for hand hygiene product and skin antiseptics.

The recommended bacteria strain according to ASTM E3058-16 is Staphylococcus aureus. 

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

Residual Time is the exposure duration of product on in-vitro skin model after application. This represents how long the product is exposed on the end user’s hands after application.

Contact Time is the exposure duration of product on in-vitro skin model to test bacteria. This represents the kill time of the applied product against newly exposed bacteria on the end user’s hands.

With our standard price, you are able to choose one of the following combination for request:

1. 4 residual times and 1 contact time
2. 1 residual times and 4 contact times
3. 2 residual times and 2 contact times

Test concentration is pre-determined by manufacturers.

Fill in 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.

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

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.

There is no specific passing criteria in this in-house test method. This in-house test method allows customers to measure the residual antibacterial efficacy of their product within a residual period of interest.

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