Crossword-Solution: FLUORESCEIN
Dictionary
| Word | Word Type | Definition |
|---|---|---|
| Fluorescein | n. | 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. |
We have 1 clue for the answer “FLUORESCEIN”
| Clue | Answers |
|---|---|
| a fluorescent dyestuff | 1 answer |
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Hint 1 meaning
The superficial contents of any figure; the surface included
within any given lines; superficial extent; as, the area of a square or
a triangle.
Hint 2 anagram
AAER
Hint 3 another clue
CERTAIN BRAIN SIZE
18 +1
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Sentences with FLUORESCEIN (5)
The chemist was then obliged to resort to certain sensitive coal-tar colours, which did not, as the dyer and printer knew, form lakes with alumina and iron, such as methyl orange, fluorescein, Congo red, phenolphthalein, and so forth.
This tautomerism may be of a twofold nature:--(1) it may involve the mere oscillation of linkages, as in acridine; or (2) it may involve the oscillation of atoms, as in fluorescein.
This is especially marked in quinine sulphate, mineral oils, eosin, fluorescein, esculin, rhodamin, chlorophyll, etc.
That some such change takes place during fluorescence is rendered probable by the fact that the property depends upon the state of the sensitive substance; some bodies, such as barium platinocyanide, fluorescing in the solid state but not in solution, while others, such as fluorescein, only fluoresce in solution.
Limits of the Combustibility of Gases.--The Diffusion of Salicylate of Soda.--Singular use of Fluorescein.--New Metal.