Pyrex^® Aspirator bottles with ground glass side-socket and neck

Pyrex^® Büchner filter with side arm and screwthread connector

Pyrex^® Class AS, Schellbach, with intermediate stopcock

Pyrex^® Media-Lab Bottles, with cap and pouring ring, with printed trace code

Pyrex^® Separating funnel, conical, PTFE key

Pyrimidine nucleoside phosphorylase

Ranitidine Hydrochloride

雷尼替丁 盐酸盐

Resomer^® RG 502, Poly(D,L-Lactide-co-Glycolide)

Resomer^® RG 502，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)

Rifabutin impurity A

1-(2-甲基丙基)-4-哌啶酮

Rizatriptan Benzoate

利扎曲坦 苯甲酸盐

Ruthenium(III) Chloride Hydrate

氯化钌 (III) 水合物

Scandium(III) chloride hydrate

氯化钪(III) 水合物

Silver(I) telluride

碲化银(I)

Sodium calcium edetate

依地酸