1.03992

Fluorescein sodium (C.I. 45350)

extra pure

• Synonym(s): Fluorescein sodium (C.I. 45350)
• Empirical Formula (Hill Notation): C₂₀H₁₀Na₂O₅
• CAS Number: 518-47-8
• Molecular Weight: 376.27
• MDL number: MFCD00167039
• EC Index Number: 208-253-0

Properties

• Quality Level: 100
• form: powder
• potency: 6720 mg/kg LD₅₀, oral (Rat)
• pH: 8.3 (20 °C, 10 g/L in H₂O)
• mp: >300 °C
• solubility: 500 g/L
• bulk density: 600 kg/m³
• application(s): liquid formulation; pharmaceutical
• storage temp.: 2-30°C
• InChI: 1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2
• InChI key: NJDNXYGOVLYJHP-UHFFFAOYSA-L

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): 423.7 °F - Pensky-Martens closed cup
• Flash Point(C): 217.6 °C - Pensky-Martens closed cup