Fluorescein disodium salt (insoluble, 50-53% dye content)
CAS: 518-47-8
Molecular Formula: C20H10Na2O5
Molecular Weight: 376.28
Product Detail
| Product Code | 15462696 | ||||
| Product Name | Fluorescein disodium salt (insoluble, 50-53% dye content) | ||||
| Categories | Stains & Indicators | ||||
| CAS | 518-47-8 | ||||
| Molecular Formula | C20H10Na2O5 | ||||
| Molecular Weight | 376.28 | ||||
| Storage Details | Ambient | ||||
| Harmonised Tariff Code | 32129000 |
Product Specification
| Heavy metals | < 40 mg/kg | ||||
| Lead | <10 mg/kg | ||||
| AS | <3 mg/kg | ||||
| HG | < 1 mg/kg | ||||
| Cd | <1 mg/kg | ||||
| Loss on Drying | <8% | ||||
| Assay | >80% | ||||
| Absorption Ratio | 1.20-1.70 ((λmax – 15 nm)/(λmax +15 nm)) | ||||
| Appearance | Red/ dark orange powder | ||||
| Wavelenght of max absorption | 488.0 – 492.0 nm (in distilled water) |
Safety Information
| Pictograms | |||||
| Signal word | None | ||||
| Hazard statements | |||||
| Precautionary statements |