Thallium is a metallic element with chemical symbol Tl and atomic number 81.
Thallium metal is a silvery white solid at normal pressure and temperature, but you can easily melt (only if Tl is in sealed ampoule) to obtain the specimens like the picture on the right.
Thallium metal is highly dangerous for health, be careful, do not open the vial or ampoule in which it is placed!
We suggest this element at the purity of 99,9% put inside a 5 mL glass vial with about 1,5 cm of diameter. We also supply this element in sealed ampoule under customer request.
Normally available in 1 day, you can order metallic thallium below.