| RDL decalcifier whit fixative II slow action | 08033976210052 | Class A | |
| RDM mild decalcifier | 08033976210014 | Class A | |
| RDO decalcifier whit EDTA slow action | 08033976210021 | Class A | |
| RDP decalcifier whit EDTA modified Pasquini | 08033976210038 | Class A | |
| Red alizarine S | 08033976211080 | Class A | |
| Red ponceau | 08033976211103 | Class A | |
| Refill fixative for fast color | 08033976211899 | Class A | |
| Refill red for fast color | 08033976211905 | Class A | |
| Reticulum stain (modified Gomori) | 08033976213053 | Class A | |
| Rhodamine modified MCF | 08033976212612 | Class A | |
| R-Mount water base | 08033976210182 | Class A | |
| Saccomanno fixative | 08033976213190 | Class A | |
| SAF (formalin) | 08033976211684 | Class A | |
| Saffron Gatinais alcoholic solution | 08033976211196 | Class A | |
| Saffron, Gatinais alcoholic solution | 08033976211660 | Class A | |
| Safranina 0 for cartilage | 08033976213015 | Class A | |
| Sargeaunt’s solution | 08033976211721 | Class A | |
| Schaeffer & Fulton’s spore stain | 08033976212193 | Class A | |
| Schaudinn’s fixative | 08033976211691 | Class A | |
| Schiff reagent Feulgen & Rossenbeck | 08033976211110 | Class A | |
| Schiff reagent for aldehyde | 08033976211127 | Class A | |
| Schiff reagent for histology | 08033976211134 | Class A | |
| Shorr for sperm morphology | 08033976212285 | Class A | |
| Shorr solution | 08033976211578 | Class A | |
| Silver methenamine P.A.S.M | 08033976212636 | Class A | |
UDI Compass