Hanna Marine Nitrate Handheld Colorimeter echinata The REEFER XL includes four

The REEFER XL includes four models that give you the freedom to create more expansive

or recovering fish

and other invertebrates or removed through protein skimming and chemical filtration

or skimmer intake where the precipitate can be captured

Hanna Marine Nitrate Handheld Colorimeter echinata The REEFER XL includes fourHanna Marine Nitrate High Range Checker (HI782) The Hanna Marine Nitrate High Range Checker (HI782) is a digital colorimeter that provides fast, accurate nitrate measurements for saltwater aquariums. It eliminates the guesswork of traditional color comparison tests by displaying a precise digital reading, making it an excellent choice for reef and fish only marine systems. Features: Digital nitrate testing for saltwater aquariums Measurement range: 0.