Specification Sheet
Product Name
Fluorescein sodium salt analytical standard
Product Number
30181
Product Brand
SIAL
CAS Number
518-47-8
Molecular Weight
376.27
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Light Red to Very Dark Red |
| APPEARANCE (FORM) | Powder or Crystals |
| PURITY (HPLC AREA %) | ≥ 97.5 % |
| WATER | ≤ 15 % |
| CARBON CONTENT | 63.84% (Theory, anhydrous) |
| HYDROGEN CONTENT | 2.68% (Theory, anhydrous) |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| ASSAY (ICP) | 12.22% (Theory, Disodium salt, anhydrous) |
| REMARKS ON ICP | Na positive |
| EXPIRY PERIOD | 36 MONTHS |