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API High Range pH Test Kit for Freshwater & Saltwater Aquariums

The API High Range pH Test Kit accurately measures high pH levels from 7.4 to 8.8 in both freshwater and saltwater aquariums. This easy-to-use aquarium water test kit is ideal for African cichlid tanks, marine and reef setups, and any system that needs to maintain stable, higher pH. Regular pH testing helps create a safe, healthy environment for your fish, live plants, and corals.

Key Features

  • Measures pH from 7.4 to 8.8 for precise, reliable readings
  • Works for freshwater and saltwater aquariums
  • Ideal for African cichlids, marine tanks, reef systems, and high-pH setups
  • Includes test solution, glass test tube, and easy-to-read color chart
  • Helps maintain stable, healthy water conditions
  • Reads pH levels for over 800 tests per bottle for long-lasting value

How to Use

Fill the glass test tube with 5 mL of aquarium water, add the recommended drops of test solution, cap and invert to mix, then compare the color to the included chart to read your aquarium's pH level.

Frequently Asked Questions

Q: How often should I test my aquarium's pH?
A: Test weekly, or whenever you notice fish stress or changes in behavior.

Q: Why use a High Range pH kit?
A: It's designed for tanks that run above 7.4 pH, which is common in African cichlid and marine setups.

Q: Can this be used in reef aquariums?
A: Yes! It's great for reef, marine, and freshwater aquariums that need accurate high-range pH monitoring.


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