Ista Photo Synthetic Bacteria Quickly and efficiently develop the bacteria colony to decompose the ammonia, NO2, hydrogen and other toxic components. 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.

Dosage: Use the cap ae measurement, one capful as 10cc. 50cc applies to 100L of tap water.

Caution:
- Shake well before using.
- Store in cool area, avoid direct sunlight.
- Keep out of reach of children.

ISTA Photo Synthetic Bacteria (500 ml)