| Sudan black saturized solution | 08033976211592 | DDK ITALIA S.r.l. | Class A | |
| Sudan III sutured solution | 08033976211585 | DDK ITALIA S.r.l. | Class A | |
| Sweet & Gordon | 08033976212766 | DDK ITALIA S.r.l. | Class A | |
| SWK for the examinations of parasites in stools two techniques | 08033976211936 | DDK ITALIA S.r.l. | Class A | |
| Synthetic Mountant | 00673693228701 | Richard-Allan Scientific LLC | Class A | |
| TBS Buffer (Saline Tris Buffer) | 08033976210397 | DDK ITALIA S.r.l. | Class A | |
| TBS pH 8.2 buffer with 0.1% BSA | 08033976210403 | DDK ITALIA S.r.l. | Class A | |
| TBST swab (with tween 20 saline tris) | 08033976210410 | DDK ITALIA S.r.l. | Class A | |
| Tethrazolium blue | 08033976212988 | DDK ITALIA S.r.l. | Class A | |
| Thioflavin S for amyloid and senile plaques | 08033976213008 | DDK ITALIA S.r.l. | Class A | |
| Tincture of mercurothiolate (MIF technique) | 08033976211141 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes black | 08033976213374 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes blue | 08033976213381 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes green | 08033976213404 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes kit | 08033976213367 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes orange | 08033976213428 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes red | 08033976213398 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes violet | 08033976213435 | DDK ITALIA S.r.l. | Class A | |
| Tissue marking dyes yellow | 08033976213411 | DDK ITALIA S.r.l. | Class A | |
| Tissue-Tek® Glas™ Mounting Medium | 08720177655439 | Sakura Finetek Europe B.V. | Class A | |
| Tissue-Tek® Glas™ Pertex | 08720177655453 | Sakura Finetek Europe B.V. | Class A | |
| Tissue-Tek® Glas™ Tissue-Mount | 08720177655514 | Sakura Finetek Europe B.V. | Class A | |
| Trichrome stain for microsporidia | 08033976211813 | DDK ITALIA S.r.l. | Class A | |
| Turk reagent for leukocyte | 08033976211158 | DDK ITALIA S.r.l. | Class A | |
| UltraKitt | 05907740023885 | Avantor Performance Materials Poland S.A. | Class A | |
| UltraKitt | 05907740023892 | Avantor Performance Materials Poland S.A. | Class A | |
| UltraKitt | 05907740023915 | Avantor Performance Materials Poland S.A. | Class A | |
| Universal wax with plastic polymer added 56-5 8°C | 08033976210229 | DDK ITALIA S.r.l. | Class A | |
| Van Gieson trichrome | 08033976212643 | DDK ITALIA S.r.l. | Class A | |
| Verhoeff Van Gieson for elastic fibers | 08033976212957 | DDK ITALIA S.r.l. | Class A | |
| Victoria blue solution for HBsAg and clastic fibers | 08033976211639 | DDK ITALIA S.r.l. | Class A | |
| Violet crystal oxalate Gram-Hucker | 08033976211165 | DDK ITALIA S.r.l. | Class A | |
| Von Kossa | 08033976212667 | DDK ITALIA S.r.l. | Class A | |
| Warthin Starry | 08033976212674 | DDK ITALIA S.r.l. | Class A | |
| Weiger’s Van Gieson fast method | 08033976212711 | DDK ITALIA S.r.l. | Class A | |
| Weigert A. Ferric hematoxylin | 08033976211325 | DDK ITALIA S.r.l. | Class A | |
| Weigert B. Ferric hematoxylin | 08033976211332 | DDK ITALIA S.r.l. | Class A | |
| Weigert fast method | 08033976212698 | DDK ITALIA S.r.l. | Class A | |
| Weigert resorcine | 08033976211189 | DDK ITALIA S.r.l. | Class A | |
| Weigert’s long method | 08033976212681 | DDK ITALIA S.r.l. | Class A | |
| Weigert’s Van Gieson long method | 08033976212704 | DDK ITALIA S.r.l. | Class A | |
| Wright’s stain | 08033976211653 | DDK ITALIA S.r.l. | Class A | |
| Xilene | 08033976213466 | DDK ITALIA S.r.l. | Class A | |
| Xilene | 08033976213473 | DDK ITALIA S.r.l. | Class A | |
| Xilene | 08033976213480 | DDK ITALIA S.r.l. | Class A | |
| Xylene Substitute Mountant | 00673693219372 | Richard-Allan Scientific LLC | Class A | |
| Xylene Substitute Mountant | 00673693219389 | Richard-Allan Scientific LLC | Class A | |
| Xylene Substitute Mountant | 00673693237499 | Richard-Allan Scientific LLC | Class A | |
| Yellow metanil solution | 08033976210878 | DDK ITALIA S.r.l. | Class A | |
| Zamboni fixative | 08033976210335 | DDK ITALIA S.r.l. | Class A | |