Main components
	
	
		Zinc sulfate heptahydrate
	
 
	
		Pharmacological
	
	
		Heavy metal salt insecticides. Zinc ions generated by zinc sulfate in water combine with proteins of insect cells to form protein salts
In addition, zinc ions are easy to combine with the thiol group of the enzyme, which is the active group of the enzyme
When the ions combine, they lose their function.
	
 
	
		Function and use
	
	
		Insecticide. It is used to kill or drive away the fixed ciliates of aquaculture animals such as river crab and shrimp.
	
 
	
		usage and dosage
	
	
		Based on this product. After diluted with water, the whole pool was sprayed with water: treatment, once, 0.75 ~ LG per lm3 water body, 1.5 ~ LG per day
For prevention, 0.2-0.3g per lm3 water body, once every 15-20 days.
	
 
	
		Packing
	
	
		500g/bag; 20 bags/box