氧化铼(VII), Rhenium(VII) oxide

Rhodium,5% on alumina powder

氯化铑(III)水合物, Rhodium(III) chloride hydrate

玫瑰红酸二水合物, Rhodizonic acid dihydrate

碳酸铷, Rubidium carbonate

硝酸铷, Rubidium nitrate

5% 钌 负载于氧化铝粉, Ruthenium,5% on alumina powder

亚硝酰乙酸钌(III), Ruthenium(III) nitrosylacetate

无水氧化钌(IV), Ruthenium(IV) oxide

水杨醛肟, Salicylaldoxime

水合碳酸钐(III), Samarium(III) carbonate hydrate

三氧化二钐, Samarium(III) oxide

蓝宝石基片,50.8mm 直径 x 0.332mm 厚,EPI一面抛光,C-轴,HEMCOR单晶体, Sapphire substrate

水合乙酸钪(III), Scandium(III) Acetate Hydrate

水合硝酸钪, Scandium(III) nitrate hydrate