· GUARANTEED ACCURATE SALINITY TESTING - Calibrates refractometers and hydrometers to ideal 35 ppt salinity and 1.026 specific gravity for marine tanks.

· OPTIMIZED FOR MARINE AQUARIUMS - Ensures accurate salinity adjustments critical for coral health and saltwater fish comfort in reef aquariums.

· DUAL-PURPOSE CALIBRATION SOLUTION - Works with both refractometers and swing-arm hydrometers—designed specifically for saltwater aquarium use.

· LAB-GRADE QUALITY STANDARD FLUID - Made with precision-tested ingredients for consistent results—supports proper aquarium salinity and water chemistry.

· AMERICAN-MADE EXCELLENCE - Continuum Aquatics is an industry-leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we consistently deliver advanced, superior-quality solutions to elevate the vibrancy and health of your aquarium.