This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
NMR AmmoniumIon.svg FeinstrukturAufspaltung am NMRSpektrum des Ammoniumions schematisch own original text Selbst erstellt WA Reiner uniulm de asp id Cczero SVG chemistry Ammonium ion
Page 2023 Free-images.com. All images are Public Domain