Acid Green 25
ALDRICH/214566 - Dye content ≥60 %
CAS Number: 4403-90-1
Empirical Formula (Hill Notation): C28H20N2Na2O8S2
Molecular Weight: 622.58
EC Number: 224-546-6
MDL Number: MFCD00001193
Linear Formula: C28H20N2Na2O8S2
Product Type: Chemical
| ε (extinction coefficient) | ≥10000 at 604-612 nm |
| ≥10200 at 640-646 nm | |
| ≥20000 at 281-287 nm | |
| ≥22700 at 251-257 nm | |
| ≥6400 at 407-413 nm | |
| λmax | 608 nm |
| 642 nm (2nd) | |
| application(s) | diagnostic assay manufacturing hematology histology |
| composition | Dye content, ≥60% |
| form | powder |
| InChI | 1S/C28H22N2O8S2.2Na/c1-15 |
| InChI key | FPAYXBWMYIMERV-UHFFFAOYSA |
| mp | 235-238 °C (lit.) |
| Quality Level | 100 ![]() |
| SMILES string | [Na+].[Na+].Cc1ccc(Nc2ccc |
| storage temp. | room temp |
| Application: | Acid green 25 is commonly used in the textile industry to dye polyamide, wool, silk, and acrylic fibres. |
| General description: | Acid green 25 is an anthraquinone, acid dye. |
| Packaging: | 50 g in glass bottle |
| Symbol | GHS09 |
| Hazard statements | H411 |
| Precautionary statements | P273 |
| Hazard Codes | N |
| Risk Statements | 51/53 |
| Safety Statements | 61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 235-238 °C (lit.) |
| Storage Temp. | room temp |
| Colour Index Number | 61570 |
| UNSPSC | 12171500 |


