EINECS: 208-253-0
Molecular Formula: C₂₀H₁₂O₅•2Na
Synonyms: Acid Yellow 73~C.I. 45350; C.I. 45350; Fluorescein Sodium Salt; Uranine; Fluorescein disodium salt hydrate; C.I. Acid Yellow 73; Acid Yellow 73 (C.I.); disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate; Fluorescein; Acid Yellow 73; Uranin; 11824 yellow; 12417 yellow; ful-glo; funduscein; furanium; hidacid uranine; Soap yellow; C.I. 45350 sodium salt; sodium fluoresceinate; fluorescein sodium b.p; sodium salt of hydroxy-o-carboxy-phenyl-fluorone; resorcinol phthalein sodium; Fluorescein, sodium derivative, sodium salt; Soluble fluorescein; Uranine A Extra; Uranine K; Uranine O; Uranine SS; Uranine USP XII; Uranine WSS; Uranine Yellow; Yellow no. 8; 3',6'-Dihydroxy-spiro[3H-isobenzofuran-1,9'-xanthen]-3-one disodium salt; 3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthene]-3-one, disodium salt;
HS Code: 32041200
Appearance: orange powder
Molecular Weight: 376.27
Density: 1.601 g/cm3 (20°C)
Boiling Point: 620.8°C at 760 mmHg
Melting Point: 320°C
Flash Point: 232.6 o°C
Storage Temperature: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Solubility: Freely Souluble (600 g/l) SOLVENT
Stability: Stable.
Usage: Dye, ink pigment, in cosmetic products.