Code: km-318
Product name: Fluorescein
CAS No. 2321-07-5
MF: C₂₀H₁₂O₅
MW: 332.31
Maximum absorption wave-length λ(PH8.0): 490-493 nm
Mass-absorption coefficient λ(PH8.0)L/cm·g:  200 min.
Ethanol soluble test: qualified
Sensitive test: qualified
Loss on drying: 5.0%max
Residue on ignition(as sulfate): 0.3%max