Microbe-Lift 7.5 pH Buffer-Stabilizer 1 LB

Safely buffers pH levels and helps to prevent wide pH swings. Includes 2 pH buffers and 3 electrolytes to help maintain osmotic balance. Specifically formulated to control the event of fish toxicity due to potential overdosing (maximum pH in water = 7.5). Provides necessary alkalinity for nitrogen cycle. Safe for aquatic life and plants. 6-lb size treats 5400 gallons.