Matters needing attention in fumigation of breeding eggs

First, disinfection of eggs hatched for 1 to 3 days is strictly prohibited. Second, the container is more than 10 times the amount of formalin enamel appliances. Third, adding a small amount of water during fumigation can make the reaction complete. Fourth, first add formalin, and then add potassium permanganate, the reaction is fast. On the contrary, it is slow. Fifth, there are water droplets on the surface of the eggs can not be fumigated, otherwise formaldehyde and water droplets combine, affecting the interior of the eggs.