Description: Delcath Systems Inc is an interventional oncology company focused on the treatment of primary and metastatic liver cancers. Its products include Melphalan Hydrochloride for Injection for use with the Delcath Hepatic Delivery System.
period A horizontal row in the periodic table, which signifies the total number of electron shells in an element's atom. atomic number The number, equal to the number of protons in an atom, that determines its chemical properties.
He then determined that compounds are made of molecules, and that molecules are composed of atoms in definite proportions. Thus, atoms determine the composition of matter, and compounds can be broken down into their individual elements.