Durx-litecrete Gold, Silver, Copper, Palladium and Platinum Metal Element Sample in 7ml Glass Vials - Great for Collections, Displays, Education and Gifts: Amazon.com: Industrial & Scientific
Amazon.com: Generic High Purity Palladium Plate with Good Thermal Conductivity Also Widely Used in The Scientific Research Field (0.02mmx25mmx25mm, 1) : Industrial & Scientific