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fluorescein

n. 萤光素

萤光素

WordNet (r) 3.0 (2006) (WordNet)

fluorescein
n 1: a yellow dye that is visible even when highly diluted; used
as an absorption indicator when silver nitrate solution is
added to sodium chloride in order to precipitate silver
chloride (turns pink when no chloride ions are left in
solution and negative fluorescein ions are then absorbed)
[synonym: {fluorescein}, {fluoresceine}, {fluorescent dye},
{resorcinolphthalein}]

The Collaborative International Dictionary of English v.0.48 (gcide)

fluorescein \fluo`res"ce*in\, fluoresceine \fluo`res"ce*ine\,
fluorescein \flu`o*res"ce*["i]n\, n. (Chem.)
A yellowish red, crystalline substance, {C20H12O5}, produced
by heating together phthalic anhydride and resorcin; -- so
called, from the very brilliant yellowish green fluorescence
of its alkaline solutions. It has acid properties, and its
salts of the alkalies are known to the trade under the name
of {uranin}.

Syn: fluorescein, fluorescent dye, resorcinolphthalein.
[1913 Webster]

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单词	字典	翻译
fluorescein	查看　fluorescein　在百度字典中的解释	百度英翻中〔查看〕
fluorescein	查看　fluorescein　在Google字典中的解释	Google英翻中〔查看〕
fluorescein	查看　fluorescein　在Yahoo字典中的解释	Yahoo英翻中〔查看〕

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