The fish tank can be disinfected with alcohol. Alcohol itself has a disinfectant effect, it can coagulate proteins, thus eliminating some microorganisms. However, it should be noted that this substance is harmful to fish, so fish tanks can not use it, only newly bought tanks can be wiped with alcohol, because volatilization is faster, so there will be less residue.
1. Potassium permanganate: Potassium permanganate is a common disinfectant. It can be used to disinfect fish tanks, fish bodies, or live bait. However, the dosage of this drug is relatively large, if not well controlled, it may cause harm to fish, so it is seldom used now.
2. Chlorine dioxide: Chlorine dioxide is a popular disinfectant at present. The dosage is very small, but the effect is very good. The harm to fish is negligible. It mainly uses strong oxidizing property to eliminate various microorganisms, and it will not have residual toxicity on objects.
3. Formalin: Formalin is an aqueous solution of formaldehyde and is also a commonly used disinfectant. As it is harmful to human body, it is necessary to avoid contact with it and try not to choose to use it. It can destroy protein molecules, thus achieving the purpose of disinfection and sterilization, similar to glutaraldehyde, which is a commonly used algaecide.
