| PC | avoirdupois weight [Lat. pondus civile]; packed cells; paper chromatography; paracortex; parent cell... |
|---|---|
| PTLC | precipitation thin-layer chromatography |
| Rf | in paper or thin-layer chromatography, the distance that a spot of a substance has moved from the po... |
| RGC | radio-gas chromatography; remnant gastric cancer; retinal ganglion cell; right giant cell |
| RP-HPLC | reverse phase-high performance liquid chromatography |