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.
Tin oxalate.svg Chemical structure of tin II oxalate own work drawn with BKchem Dschanz public domain Check categories February de Zinn II oxalat Poisons Oxalates Tin compounds
Page 2023 Free-images.com. All images are Public Domain