Saltwater

25 x 45cm
Durable polyfiber pad impregnated with nitrate absorbing resin to reduce aquarium nitrate levels.

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.)

25 x 45cm
Cut To Size dual action filter pad removes waste and ammonia.

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.

25 x 45cm
Durable polyfiber pad impregnated with an phosphate absorbing resin to reduce aquarium phosphate and keep algae growth in check

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)

25 x 45cm
Durable polyfiber pad impregnated with Activated Carbon

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

25 x 45cm
Durable polyfiber pad is ideal for removing small and large free floating particles.

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.

The Seneye Reef Monitor automatically measures and monitors eight key water parameters, including temperature, pH, ammonia, salinity, dissolved oxygen.

The Seneye Web Server (SWS) Non Wifi, is a powerful tool that allows you to monitor your aquarium or pond from anywhere in the world.
This version uses your internet router via Ethernet connection.

The seneye+ disposable slide adds pH and Ammonia (NH3) monitoring to your seneye along with alerts and graphs for these dangerous pollutants.
Each slide lasts 30 days.

The Seneye Slide Soaker is the perfect way to soak your new Seneye+ Slide.

The Seneye Web Server with WiFi module (SWS) is a powerful tool that allows you to monitor your aquarium or pond from anywhere in the world.