Saltwater

Clarifies, flocculates, loosens debris & detritus, cleans live rock & other surfaces in all reefs & marine tanks.

This calibration standard is ideal for users who need to calibrate their conductivity meters. HI70024P is a premium quality 35.00ppt marine salinity calibration standard that is NIST traceable and…

The Hanna Marine Alkalinity Checker^® measures alkalinity in dKH units, using a fixed wavelength LED and silicon photo detector to provide the accuracy of professional instrumentation.

HI98319 is a digital salinity tester designed specifically for saltwater aquariums that displays results in parts per thousand (ppt), Practical Salinity Units (PSU), or specific gravity (S.G.)

Replacement reagents for the Marine Alkalinity (dKH) Checker® HC - HI772

The Hanna Marine Calcium Checker^® bridges the gap between simple chemical test kits and professional instrumentation.

The Hanna Phosphate Ultra Low Range (0.00 to 0.90 ppm) Checker^® bridges the gap between simple chemical test kits and professional instrumentation.

The HI781 is designed specifically to measure low levels of nitrate in a saltwater aquarium.

The HI758-26 are the replacement reagents for the HI758 Marine Calcium Checker^® HC.

The Hanna Instruments HI98301 DiST 1 is a low-range, total dissolved solids (TDS) tester that measures up to 2000 ppm (mg/L)

Continuum Fraction is a premium water conditioner that is designed to make tap water immediately safe for use in freshwater and marine aquariums.

• Removes chlorine, ammonia, and chloramine from tap water
• …

The HI774-25 are the replacement reagents for the HI774 Phosphate Ultra Low Range Checker^® HC.

Replacement MOP pad for AquaBlade MOP attachment.

Zoo Blast is a nutritious complex of several naturally occuring zooplankton in a wide range of sizes from 200 to 2,000 uM.

• Provides a nutritious diet for a wide variety of invertebrates
• Promotes growth…

HI781-25 Marine Nitrate Low Range Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI781 Marine Nitrate Low Range Checker HC.

Short
The AquaBlade M is a very effective scraper.
Comes complete with 1 x Stainless Steel Blade.
It removes algae and other debris from the aquarium quickly and easily.
The AquaBlade scraper looks and…

PhytoBlast is a nutritious complex of several naturally occurring marine phytoplankton in a wide range of sizes from 1 to 20 µm.

• Promotes growth and coloration of corals, sponges, filter-feeding worms…

Continuum Reef Sculpture Part B is a liquid carbonate supplement that helps to maintain the calcium and alkalinity levels in your marine aquarium. Continuum Reef Sculpture is a two-part system 
Reef…

Ocean Snow provides an excellent means of supplying both organic and inorganic nutrients to filter feeding invertebrates of all types.

• Provides a rich source of both organic and inorganic nutrients
• …

15" (38cm) Long
The AquaBlade M is a very effective scraper.
Comes complete with 1 x Stainless Steel Blade
It removes algae and other debris from the aquarium quickly and easily.
With its solid…

Designed to remove free phosphates and silicates that can act as fertiliser for unwanted algae or diatoms, directly from the water.

• Effectively removes phosphates and silicates
• Safe for all marine and…