喹啉-3-硼酸, Quinoline-3-boronic acid

喹啉-8-磺酸, Quinoline-8-sulfonic acid

Rhein

罗丹宁, Rhodanine

氯化铑(III)溶液, Rhodium(III) chloride solution

玫瑰红酸二钠盐, Rhodizonic Acid Disodium Salt

氯化铷, Rubidium Chloride

红荧烯, Rubrene

氯氧钌(III), Ruthenium(III) chloride oxide

无水氧化钌(IV), Ruthenium(IV) oxide