Z1 is made from herb extract the can clean planarians and hydra quickly. It will not impact water quality and nitrifying system, also harmless to fish, shrimp and plant by following the dosage.

USAGE INSTRUCTIONS: 
1. Packages comes included with a measuring spoon, add 2 spoons to 50L of water. 
2. Treatment cycle will take approximately 1 week. DO NOT change water during the cycle. 
3. Stop treatment once planarians and hydras are removed. 

CAUTION: Z1 might wipe out ornamental snails. Please remove them before starting treatment.