Germany's national metrology institute offers precise measurement standards, scientific research, and technical services. Site available in German and English.
Find trusted standards for precise measurement
The Physikalisch-Technische Bundesanstalt (PTB) is Germany’s national institute for metrology, providing trusted standards for accurate and reliable measurement. As a leader in scientific and technical services, PTB is the top authority for all questions relating to measurement accuracy in Germany.
On the PTB website, you can explore their extensive research, development programs, and innovations in areas like energy, health, quantum technology, and environmental measurement. Whether you’re a researcher, industry professional, or policy maker, you’ll find valuable resources, news, and expert guidance on the science of measurement.
PTB stands out for its commitment to scientific excellence and international collaboration. The site is available in both German and English, making it accessible to a broad audience interested in metrology and measurement standards.
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