Lime sulfur
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Lime sulfur is a chemical compound used primarily as a pesticide and fungicide in agriculture and horticulture. It is a mixture of calcium polysulfides formed by reacting calcium hydroxide with sulfur.
Uses[edit]
Lime sulfur is widely used in the treatment of plant diseases such as powdery mildew, black spot, and rust. It is also effective against certain insect pests like mites and scale insects. In veterinary medicine, lime sulfur is used as a topical treatment for parasitic skin infections in animals.
Preparation[edit]
Lime sulfur is prepared by boiling calcium hydroxide and sulfur in water. The resulting solution is a yellowish liquid with a strong odor of rotten eggs due to the presence of hydrogen sulfide.
Safety[edit]
Lime sulfur is corrosive and can cause skin irritation and eye damage. It should be handled with care, using appropriate personal protective equipment such as gloves and goggles.
Environmental Impact[edit]
Lime sulfur is considered to have a low environmental impact compared to other chemical pesticides. However, it should still be used responsibly to minimize any potential ecological effects.
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