flocculent precipitate

American  

noun

Chemistry.

1. a woolly-looking precipitate, as aluminum hydroxide formed by the addition of ammonia to an aluminum-salt solution.

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Etymology

Origin of flocculent precipitate

First recorded in 1790–1800

Example Sentences

Large, persistent bubbles should form on the surface of the liquid and the casein be present as an extremely fine flocculent precipitate which remains suspended for a considerable time.

From The Bacillus of Long Life a manual of the preparation and souring of milk for dietary purposes, together with and historical account of the use of fermente by Douglas, Loudon

Iron, if present, interferes by forming a white flocculent precipitate of ferric arsenate after the addition of the sodium acetate and preliminary to the titration.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

The first flocculent precipitate will become denser, and render the filtering more easy.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

When the decoction becomes slightly alkaline, it deposites a red flocculent precipitate, and the fluid is changed from a yellow to a crimson colour.

From North American Medical and Surgical Journal, Vol. 2, No. 3, July, 1826 by Bache, Franklin

A white, flocculent precipitate results, which rapidly condenses to a crystalline powder, and turns blue on ignition.

From Field's Chromatography or Treatise on Colours and Pigments as Used by Artists by Salter, Thomas