Lastly, in 1891, Seubert completed his work by redetermining the atomic weight of osmium with a specimen of the metal of practically perfect purity, with the result that the old number ...

Ian Everard warns of a looming precious metals supply crunch. He highlights manipulated markets, dwindling silver stocks, and ...

Store pure osmium tetroxide and its concentrated solutions in appropriate, sealed glass containers within unbreakable secondary containment (i.e., a bottle or vial within a sealed compatible plastic ...