copper sulphate BrE
copper sulfate AmE

It also contains elements of magnesium and copper sulphate.

The copper sulphate in Benedict's solution reacts with reducing sugars.

It was a mixture of copper sulphate and ammonium carbonate.

If you wait any longer, it turns into a thistle-like plant colored with copper sulphate.

"Wait a minute-I don't know about our swimming in copper sulphate solution."

Steel thistles covered in copper sulphate crystals leaning against a wall.

Other sources have mentioned that Galen might have used copper sulphate.

The electrolyte is an acidic solution of copper sulphate.

A flat was filled with copper sulphate which, once it had evaporated, left all surfaces covered in blue crystal.

Peronospera can be treated by spraying plants with copper sulphate.

On its arrival at the museum, the alabaster was pure white and inlaid with blue copper sulphate.

The bath usually contains copper sulphate or formalin.

His job is to spray copper sulphate (thurisu) in the rubber plantations.

Regular footbaths should be organised, using formalin or copper sulphate.

In 1896 it was found that a copper sulphate solution would kill broad-leaved weeds without seriously damaging young cereal plants.

Copper sulphate is easy to obtain, but the sulphate being a large complex ion may alter your results.

Synthetic algicides include Copper sulphate, which is very toxic, and Polyquat.

On sandy soils, palms recover rapidly after a basal application of 50 grams of copper sulphate.

This technique involves dipping the metal in a pickle solution made up of copper chloride and copper sulphate.

The College pharmacopoeia consisted largely of aloes, calomel, copper sulphate and croton oil.

'Ammoniacal copper sulphate!

In 1952 he attempted suicide by ingesting copper sulphate crystals in the canteen of Gemini Studio.

You can kill the snails with copper sulphate I'll t you about that later but in the meantime I want to dose your bullock."

"Copper sulphate," Seaton said.

This type of pottery is made from paper pulp, which is coarsely mashed and mixed with copper sulphate and rice-flour paste.