Water Quality

HI-772-26 Hanna Instruments Seawater Alkalinity (dKH) Reagent
HI-772-26 Reagent – dKH
HI-772-26 Reagent - dKH is a pack of 25 tests for use with the HI-772 Hanna Checker - KH (Saltwater)
not rated £9.45 Add to basket
HI-774-25 Reagent - ULR Phosphate refill pack for use with Hanna ULR Phosphate HC Checker colorimeter, 25 tests
HI-774-25 Reagent – ULR Phosphate
Reagent Refill for Hanna ULR Phosphate checker HC Colorimeter.
Pack contains 25 Pre-measured refill sachets (25 tests)
not rated £13.46 Add to basket
Hanna Instruments Logo a brand that supplies high quality water testing kits
HI782-25 Reagent (Nitrate HR)
HI782-25 Reagent - Nitrate High Range are refills for Hanna's HR Nitrate checker handheld colorimeter (HI782).
HR strands for high range as this test is designed to read levels from 0.0 - 75.0ppm of nitrate in marine aquariums.
Pack contains 25 Pre-measured refill sachets (25 tests).
not rated £22.99 Add to basket
Re-Mineral Tropic 250g to make reverse osmosis (RO) water or soft tap water safe for tropical freshwater fish, shrimps & plants.
Re-Mineral Tropic 250g
Minerals and trace elements for reverse osmosis water and for soft tap water.
not rated £15.99 Add to basket
Reef Foundation A Calcium 1000ml liquid buffer
Reef Foundation A (Calcium) 1000ml

Red Sea’s Reef Foundation A Calcium contains blended salts of calcium and strontium in the ratio required by corals for healthy growth. This liquid buffer is easier to dose for smaller aquariums than the powdered buffers and is also easy to use with a dosing pump for more stability.

not rated £27.99 Add to basket
Reef Foundation A Calcium 1KG powdered buffer by Red Sea for heathy coral growth
Reef Foundation A (Calcium) 1KG

Red Sea’s Reef Foundation A Calcium contains blended salts of calcium and strontium in the ratio required by corals for healthy growth. This powdered buffer is stronger than liquid buffers and so more economical for larger marine aquariums.

not rated £33.99 Add to basket
Reef Foundation A Calcium 500ml liquid buffer
Reef Foundation A (Calcium) 500ml

Red Sea’s Reef Foundation A Calcium contains blended salts of calcium and strontium in the ratio required by corals for healthy growth. This liquid buffer is easier to dose for smaller aquariums than the powdered buffers and is also easy to use with a dosing pump for more stability.

not rated £20.99 Add to basket
Reef Foundation B (KH) 1000ml bottle of liquid alkalinity buffer
Reef Foundation B (KH) – 1000ml
Red Sea KH/Alkalinity Reef foundation B is a carbonate and buffer complex in liquid form that allows you to stabilise levels of KH and other vital minerals within your aquarium promoting healthy and balanced growth in corals and other marine invertebrates.
not rated £24.99 Add to basket