Fluorescein powder Fluorescein disodium salt
Review
Description
Basic information
Fluorescein Sodium Used In examining subterranean waters. Serves to ascertain source of springs, connections between streams and sea, determining approx vol of water delivered by a spring, detecting source of contamination of drinking water, infiltration of soil with waste waters of factories. In externally applied drugs and cosmetics. Analytical reagent (protein label). Clinical reagent (immuno-histological stain, immuno-fluorescent label).
Product Name: Fluorescein Disodium Salt
Synonyms：Fluorescein Sodium
Quality Standard: Ind Grade
Molecular Formula: C20H10Na20
Molecular Mass: 376.28
CAS No.: 518-47-8
Product Name: Fluorescein
Synonyms：Fluorescein
Quality Standard: Ind Grade
Molecular Formula: C20H12O5
Molecular Weight: 332.31
CAS No.: 2321-7-5
Synonyms：Fluorescein Sodium
Quality Standard: Ind Grade
Molecular Formula: C20H10Na20
Molecular Mass: 376.28
CAS No.: 518-47-8
Product Name: Fluorescein
Synonyms：Fluorescein
Quality Standard: Ind Grade
Molecular Formula: C20H12O5
Molecular Weight: 332.31
CAS No.: 2321-7-5
Specifications
Fluorescein
|
Item Name: |
Ind Grade |
|
Maximal absorption wavelength λ(PH8.0),nm |
490-493 |
|
Quality absorption coefficient λ(PH8.0),L/(cm•g) |
≥200 |
|
Solubility in alcohol |
Passes test |
Sulfated ash,percent | ≤0.3 |
Loss on drying, percent | ≤5.0 |
Sensitivity test | Passes test |
Fluorescein Disodium Salt
|
Item Name: |
Ind Grade |
|
Solubility in water |
Passes test |
|
Biological stain |
Passes test
|
|
Water, percent |
≤7.0 |
Sensitivity test for bromine | Passes test |
General Uses
Packing
