picric

To a little of this filtrate in a test tube add the same volume of a saturated aqueous solution of picric acid.

If the filtrate is perfectly clear gelatin is absent and picric acid may be added without producing any noticeable effect.

Treat with two lots picric acid, saturated aqueous solution.

It has displaced picric acid owing to its superiority, physically and chemically, over that substance.

Crsylite is a French explosive, and contains picric acid and nitrated cresol.