- Long life and durability: This pH indicator solution is built for long life, using high-quality ingredients and a durable construction. It delivers precise readings and long-lasting performance for extended use in any lab or test environment. - Effortless pH monitoring for aquariums: Helps you maintain the correct water quality for your aquariums. Precise testing supports a healthy environment and makes it easy to monitor the pH level, helping to keep your aquatic animals in the best possible condition. - Convenient testing: Immersion in water and a brief wait yield reliable pH results. This simple, practical pH indicator solution is suitable for beginners and experienced users and provides precise results whenever you need them. - Wide range of applications: Suitable for various aquatic habitats and widely used in freshwater and saltwater aquariums due to its multifunctional capabilities. Use scenarios - Regular pH checks during water changes in a freshwater aquarium to maintain stable conditions for fish and plants. - Monitoring pH in a saltwater or reef tank to support coral and invertebrate health. - Quick pH checks in a lab or testing environment as part of routine water quality assessment.