picric

[pik-rik]

adjective

Chemistry.

1. of or derived from picric acid.

Word History and Origins

Origin of picric¹

1850–55; < Greek pikr ( ós ) bitter + -ic

Example Sentences

One of the ships was a Belgian relief vessel; the other was the SS Mont-Blanc, a French munitions ship packed to the gills with explosives such as TNT, picric acid, benzol and guncotton.

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During the first world war, when DNP powder was combined with picric acid to make howitzer shells, hundreds of workers in munitions factories in France and the US became ill – and 63 died – after being exposed to it.

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Picric acid, another ingredient, can be explosive; during World War I, it was used in artillery shells.

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Cells were washed with serum-free media then fixed with a modified Karmovsky’s fix of 2.5% glutaraldehyde, 4% paraformaldehyde and 0.02% picric acid in 0.1M sodium caocdylate buffer at pH7.2.

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Recently, eosin has been used to colour red and picric acid for yellow, both well diluted with water.

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