What are the functions and effects of blue vitriol pesticide

Blue vitriol pesticide is mainly used for killing insects and sterilizing, and can be made into Bordeaux mixture to prevent and control fruit tree diseases. Although its sterilizing power is not strong, its protective effect is very strong, and fungi will not develop resistance to it. Fruit trees must be treated with it 2-3 times every year for the trees to be safe.

I. Introduction to blue vitriol

1 Common names: copper sulfate crystal, chalcanthite, copper vitriol, shidan, bishi, heishi, tongle, danzifan, yazuizanfan, cuidanzanfan.

2 Blue vitriol is natural hydrous copper sulfate, the common name for copper sulfate pentahydrate (CuSO₄·5H₂O), and is a widely distributed sulfate mineral. It is a secondary mineral formed after copper sulfide is decomposed by oxygen.

3 Blue vitriol is a chemical raw material used in pigments, batteries, insecticides, wood preservation, and other fields.

II. Other uses of blue vitriol

1. Blue vitriol is a pesticide

The main component of blue vitriol is copper sulfate, and this substance can be used as a pesticide. The common Bordeaux mixture in daily life is a pesticide made from blue vitriol and has excellent insect-killing effects. Blue vitriol can also preserve freshness. To extend the storage time of some fruits, blue vitriol is applied to them, but this substance is soluble in water, so as long as people wash it off before eating, they will not be poisoned.

2. Blue vitriol is an industrial raw material

Besides being a pesticide, blue vitriol is also an industrial raw material. It is a natural chemical raw material containing natural copper sulfate, and it is a blue crystalline substance. It slowly effloresces in a dry environment. In daily life, this blue vitriol is an important material for making pigments, batteries, and some preservatives.

3. Blue vitriol is a traditional Chinese medicine

Blue vitriol is also a traditional Chinese medicinal material. After being used as medicine, it can promote human bile secretion, enters the liver and gallbladder meridians, and has multiple effects such as emetic, tissue-removing, and detoxifying actions. It is usually used to treat conditions such as stroke, throat wind, gum erosion, mouth sores, epilepsy, hemorrhoids, and unnamed swellings and toxins. During treatment, it is mostly ground into powder and made into pills or powders, with the dosage mostly between 1 and 2 fen.