Nutrafin pH Wide Range reagent refill, 10 mL (0.3 fl oz)

Nutrafin pH Wide Range reagent refill is for use with the Nutrafin Wide Range Test (4.5 - 9.0).
pH levels should be monitored regularly as they have a direct effect on the well-being and health of the fish.
Format: 10 mL (0.3 fl oz).,