Reads Phosphate from 0 – 10 ppm (mg/L).

Phosphate can enter the pond through tap water, fish waste, or decaying food. As phosphate increases, so does the chance of having unsightly algae and green water blooms.

This Kit contains:

• 2 liquid dropper bottles with child-resistant safety caps
• Easy to read instructions with information on how to test and how to correct unsafe water conditions
• 2 color charts and glass test tube with snap-tight cap