Complaint
| Eosin Y (Acid Red 87) | |
| Item | Standard |
Content(C20H6O5Br4Na2) | 70%-80% |
| 85%-92% | |
| ≥92% | |
| Sensitivity Test | Qualified |
| Water dissolution test | Qualified |
| Loss on Drying | ≤9% |
As adsorption indicator |
| Used as a biological stain. It is also used as an adsorption indicator for precipitation titration determination of Br-, I-, SCN-, MoO, Ag+, etc. It is used as a color developing agent for the determination of Ag+, Pb2+, Mn2+, Zn2+, etc. by fluorescence spectrometry. |
Name | CAS No. | C.I. No |
Fluorescein | 2321-07-5 | 45350:1 |
Fluorescein sodium | 518-47-8 | 45350 |
Methylthioninium Chloride | 61-73-4 | 52015 |
Basic Violet 3 | 548-62-9 | 42555 |
