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China Fluorescein - China Supplier

Fluorescein

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Industry Category: Chemicals/Dyes/Organic Dyes
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CAS NO: 2321-07-5
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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

CAS NO:2321-07-5

EC NO:219-031-8

Molecular Formula:C20H12O5

Molecular Weight:332.31

Synonyms:;C.I. 45350:1;C.I. Solvent Yellow 94;Fluorescein [BAN:JAN];Fluorescein Free Acid;Fluorescein Acid;3,6-dihydroxyspiro[isobenzofuran-1(3H),9-xanthen]-3-one;2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid;C.I. 45350.1;

Molecular Structure:熒光素 2321-07-5

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