| Silver stain Gomori | 08033976212483 | Class A | |
| Sirius red E.P.S.R. | 08033976212803 | Class A | |
| Sirius red Puchtler | 08033976211097 | Class A | |
| Solution for thermostatic bath | 08033976210342 | Class A | |
| Sorensen phosphate buffer pH 7.2 | 08033976210465 | Class A | |
| Sperm dilution fluid | 08033976212322 | Class A | |
| Spermoscan (fast staining for spermocytograms) | 08033976212292 | Class A | |
| Stabilized Harris Hematoxylin | 08033976211295 | Class A | |
| Sternheimer & Malbin for urinary' sediment | 08033976213176 | Class A | |
| Sucrose solution | 08033976211677 | Class A | |
| Sudan black | 08033976211943 | Class A | |
| Sudan black B staining system (modified) | 08033976212117 | Class A | |
| Sudan black saturized solution | 08033976211592 | Class A | |
| Sudan III sutured solution | 08033976211585 | Class A | |
| Sweet & Gordon | 08033976212766 | Class A | |
| SWK for the examinations of parasites in stools two techniques | 08033976211936 | Class A | |
| TBS Buffer (Saline Tris Buffer) | 08033976210397 | Class A | |
| TBS pH 8.2 buffer with 0.1% BSA | 08033976210403 | Class A | |
| TBST swab (with tween 20 saline tris) | 08033976210410 | Class A | |
| Tethrazolium blue | 08033976212988 | Class A | |
| Thioflavin S for amyloid and senile plaques | 08033976213008 | Class A | |
| Tincture of mercurothiolate (MIF technique) | 08033976211141 | Class A | |
| Tissue marking dyes black | 08033976213374 | Class A | |
| Tissue marking dyes blue | 08033976213381 | Class A | |
| Tissue marking dyes green | 08033976213404 | Class A | |
UDI Compass