ferrous sulphate

British  

noun

1. Systematic name: iron (II) sulphate.  Also called: copperas.   green vitriol.  an iron salt with a saline taste, usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks, tanning, water purification, and in the treatment of anaemia. Formula: FeSO 4

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Example Sentences

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ferrous sulphate

Tea and coffee were adulterated with sand, chicory, and spent grounds treated in ferrous sulphate and sheep’s dung.

From The Guardian ● Apr. 18, 2016

The scientists dissolved a little ferrous sulphate and carbon dioxide in pure water, enclosed it in a specially designed glass cell, and exposed it to a high-energy helium ion beam from a cyclotron.

From Time Magazine Archive

On this fact depends the process of mordanting wool with potassium bichromate, alum, alumina sulphate, ferrous sulphate, copper sulphate, etc.

From The Dyeing of Woollen Fabrics by Franklin Beech

The precipitating agent below may be ferrous sulphate, various sulphides, native metals, or organic matter.

From The Economic Aspect of Geology by C. K. (Charles Kenneth) Leith

Fifty c.c. of a solution of ferrous sulphate which required 49.7 c.c. of "permanganate," required for re-titration, after reduction with zinc, 49.7 c.c.

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