镨棒, Praseodymium rod

铼箔, Rhenium foil

铼棒, Rhenium rod

铑箔, Rhodium foil

铑丝, Rhodium wire

钌立方体, Ruthenium cubes

钐箔, Samarium foil

钐棒, Samarium rod

钪箔, Scandium foil

银导电墨水, Silver Conductive Ink