Fast Red TR Salt
ALDRICH/368881 - Dye content 15 %
Synonym: Fast Red TR Salt hemi(zinc chloride) salt; 4-
CAS Number: 89453-69-0
Empirical Formula (Hill Notation): C7H6Cl2N2 · 0.5 ZnCl2
Molecular Weight: 257.19
MDL Number: MFCD00074766
Linear Formula: C7H6Cl2N2 · 0.5 ZnCl2
Product Type: Chemical
| ε (extinction coefficient) | ≥3000 at 281-287 nm in water at 0.006 g/L |
| λmax | 284 nm |
| application(s) | diagnostic assay manufacturing hematology histology |
| composition | Dye content, 15% |
| form | powder |
| InChI | 1S/2C7H6ClN2.4ClH.Zn/c2*1 |
| InChI key | RIIVFDKBXXMYRL-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| SMILES string | [Cl-].[Cl-].Cl[Zn]Cl.Cc1c |
| storage temp. | room temp |
| Application: | Fast Red TR Salt hemi (zinc chloride) salt has been used in the preparation of staining solutions to stain TRACP (tartrate-resistant acid phosphatase). It is also used for the detection of alkaline phosphatase. |
| General description: | Fast Red TR is a diazonium dye. It serves as a chromogenic substrate for alkaline phosphatase (AP), a common antibody conjugate widely used fin immunohistochemical applications. |
| Packaging: | 25 g in glass bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS09 |
| Signal word | Danger |
| Hazard statements | H302 - H314 - H410 |
| Precautionary statements | P260 - P273 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 |
| Risk Statements | 52/53 |
| Safety Statements | 61 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | room temp |
| Colour Index Number | 37085 |
| UNSPSC | 12171500 |




