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Ships within 48 hours · Estimated delivery Oct 12 - Oct 17
they can be offered on a feeding clip or broken into smaller pieces for convenient daily feeding
and fish-only aquariums
3 dKH ±5% of reading
fish in quarantine
25 ppm ±2% of reading
Hanna Handheld Phosphate Colorimeter purple they can be offered onHanna Marine Phosphate Ultra Low Range Checker (HI774) The Hanna Marine Phosphate ULR Checker (HI774) is a digital colorimeter designed to accurately measure ultra low phosphate levels in saltwater aquariums. It provides fast, precise digital results without the guesswork of color matching test kits, making it an essential tool for reef hobbyists looking to maintain optimal nutrient levels for healthy coral growth and vibrant coloration. Features: