镨箔, Praseodymium foil

铼箔, Rhenium foil

海绵状铑, Rhodium sponge

钌黑, Ruthenium black

钐 锭/块, Samarium ingot/button

钪片, Scandium pieces

银导电墨水, Silver Conductive Ink

银粉, Silver powder

铸造银粒, Silver casting grain

银柱, Silver slug