murexide

[ myoo-rek-sahyd, -sid ]

Phonetic (Standard)IPA

noun

, Chemistry.

a reddish-purple, crystalline, sparingly water-soluble solid, C 8 H 8 N 6 O 6 , having a green luster, formerly used as a dye.

First recorded in 1830–40; murex + -ide ( def )

Murexide is turned, by potassa, gray in its light shades and violet in its dark ones.

The third group includes safflower, magenta, and murexide (light shades).

A little ammonia is then added, when the fine purple murexide stain will be produced.

The edge of the hatch split open, pouring acrid Murexide fumes into the cabin.

When an alkaline solution of murexide is precipitated by an acid, a light shining powder results, called purpuric acid.

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