Pyrex^® Spare plastic connector for outlet, for use with 1565 aspirator bottle

Residual Solvent Class 2-Sulfolane

Resomer^® RG 503, Poly(D,L-lactide-co-glycolide)

Resomer^® RG 503，聚（D,L-丙交酯-co-乙交酯）

Resomer^® RG 858 S, Poly(D,L-lactide-co-glycolide)

Resomer^® RG 858 S，聚(D,L-丙交酯-共-乙交酯)

Rhodium(II) heptafluorobutyrate dimer

七氟丁酸铑(II)二聚体

Risedronate sodium 2.5-hydrate

RRR-α-Tocopheryl hydrogen succinate

D-α-生育酚琥珀酸酯

Ruthenium(III) Chloride Hydrate

氯化钌 (III) 水合物

Scandium(III) chloride hexahydrate

三氯化钪 六水合物

Silver Hexafluorophosphate

六氟磷酸银

Sodium 5-(Trifluoromethyl)pyridine-2-sulfinate