best selling PHOTO SYNTHETIC BACTERIA I-721

best selling PHOTO SYNTHETIC BACTERIA I-721
1 Quickly and efficiently develop the bacteria colony to decompose the ammonia, NO2, hydrogen and other toxic components.

2 Create a most ideal water condition to prevent possible cause of disease. Should be used when starting a new tank or whenever the water change. A weekly dosage could also be appropriate.

3.packing is 24bottle per box