Copper Sulphate Pentahydrate Pure Animal Feed Grade Copper Sulphate Blue Powder. Perfect for any application. How to use Copper Sulphate Fungicide It can be mixed with Lime to produce 'Bordeaux Mixture' which is used to control fungus on grapes, melons, and other berries. It can be mixed with ammonium carbonate to form a Cheshunt compound that is used in horticulture to prevent damping off in seedlings. Copper Sulphate can also be used to rid swimming pools of algae and in ponds/aquariums to kill parasitic infections and snails (Copper Sulphate is toxic to fish, so care must be taken to ensure the correct dose is used).
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