Eosin Y solution
SIAL/318906 - 5 wt. % in H2O
Synonym: 2′,4′,5′,7′-Tetrabromofluorescein disodium salt; Acid red 87; Eosin yellowish solution
CAS Number: 17372-87-1
Empirical Formula (Hill Notation): C20H6Br4Na2O5
Molecular Weight: 691.85
MDL Number: MFCD00005040
Linear Formula: C20H6Br4Na2O5
Product Type: Chemical
| λmax | 518 nm |
| application(s) | diagnostic assay manufacturing hematology histology |
| color | red to very dark red |
| concentration | 5 wt. % in H2O |
| density | 1.015 g/mL at 25 °C |
| form | liquid |
| InChI | 1S/C20H8Br4O5.2Na/c21-11- |
| InChI key | SEACYXSIPDVVMV-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| SMILES string | [Na+].[Na+].[O-]C(=O)c1cc |
| storage temp. | room temp |
| Application: | Eosin Y is suitable for use in hematoxylin and eosin (H&E) staining procedures for various tissue samples like lung nodule and kidney sections. |
| General description: | Eosin Y, also known as Eosin yellowish is a widely used xanthene dye. It is a counterstain that is used to distinguish between various connective tissue fibers & matrices, and the cytoplasm of different types of cells. Eosin in combination with hematoxylin is useful to demonstrate the general histological architecture of a tissue. |
| Packaging: | 500 mL in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H317 |
| Precautionary statements | P261 - P272 - P280 - P302 + P352 - P333 + P313 - P362 + P364 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 1.015 g/mL at 25 °C |
| Storage Temp. | room temp |
| UNSPSC | 12171500 |


