TraCIM Service
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TraCIM Service

c/o Physikalisch-Technische Bundesanstalt
Bundesallee 100
38116 Braunschweig
Tel: +49 531 592-5320
email: info.tracim(at)


1. Contents from other providers:

Linkage to external pages (external contents) has been prepared by PTB's editorial office to the best of its knowledge and with the utmost diligence and only provides access to external contents. When linking to other pages, attention was paid to the trustworthiness and the legality of the external contents. As the content of Internet pages is, however, dynamic and may change at any time, a continuous and individual examination of all contents to which reference is made by a link is not possible in each case. Therefore, the Physikalisch-Technische Bundesanstalt explicitly does not make the content of thirdparty Internet pages to which links are provided its own. Liability for any damage resulting from the use or disuse of external contents lies exclusively with the provider of the page to which reference has been made.

2. Own contents:

Where the contents placed on these pages contain legal provisions, official instructions, recommendations or information, they have been prepared to the best of PTB's knowledge and with the utmost diligence. In the case of discrepancies, however, the current official version, as published in the official gazette provided for this purpose, applies exclusively. Any legal provisions, recommendations and information are nonbinding. Legal advice is not provided. The following liability limitation applies to the information provided: The Physikalisch-Technische Bundesanstalt is not liable for any damage which occurs due to the use or disuse of offered information. No liability will be assumed for any damage caused by computer viruses during the retrieval or downloading of data or the installation or use of software.

3. Error messages:

The editorial office (Opens window for sending info.tracim(at) asks the users of to inform it about unlawful or erroneous contents on the part of third parties to whom a link is indicated in the Internet presence. We also ask to be informed if our own contents are not free of error, not up-to-date, incomplete or lack clarity.