Preston Selective Supplement

PSS-(3-Mercapto)propyl-Heptaisobutyl substituted

PSS-(3-巯基)丙基-七异丁基取代

Pyrazine-d₄

吡嗪-d₄

Pyrex^® Aspirator stopcock with ground cone

Pyrex^® Büchner filter with side arm and screwthread connector

Pyrex^® Burettes, Schellbach, automatic zero, class AS, PTFE stopcock

Pyrex^® Erlenmeyer flask, narrow neck, with printed trace code

Pyrex^® Non-vacuum desiccator

Pyrex^® Separating funnel, conical, PTFE key

Pyridine-2,6-bis(carboximidamide) dihydrochloride

Racecadotril for peak identification

消旋卡多曲

Replacement cover for Pyrex^® Vacuum desiccator

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

聚（D,L-丙交酯-co-乙交酯）

Resomer^® RG 756 S, Poly(D,L-lactide-co-glycolide)

Resomer^® RG 756 S，聚（D,L-丙交酯-co-乙交酯）

Rhodium(II) Acetate Dimer

醋酸铑(II)二聚体