Set of reagents for determining magnesium concentration in freshwater.

Set of reagents for determining iodine concentration in seawater.

Set of reagents for determining iron concentration in fresh and sea water.

Reagent set for determining total chlorine concentration in freshwater.

Set of reagents for determining the concentration of free chlorine in fresh water.

Set of reagents for determining calcium concentration in fresh water.

Set of reagents for determining calcium concentration in seawater.

Frag HUB 20.0 + 20 frag plugs free Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10 or 20 holes. They are made from the same material as our popular ceramic frag plugs and are fired at nearly 2000 degrees in a high temperature kiln making...

Frag HUB 10.0 + 10 frag plugs free Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10 or 20 holes. They are made from the same material as our popular ceramic frag plugs and are fired at nearly 2000 degrees in a high temperature kiln...

Frag HUB 5.0 + 5 frag plugs free Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10 or 20 holes. They are made from the same material as our popular ceramic frag plugs and are fired at nearly 2000 degrees in a high temperature kiln making...

Acclimatation chamber 30cm This simple but very practical acclimatisation chamber is designed for the Basic filter system. It is simply placed on the degassing chamber of the Basic system and provided with a water connection. - The chamber can also be placed on even surfaces. Inlet, overflow and emergency outlet can be equipped with hoses. Fish or other...

Acclimatation chamber 20cm This simple but very practical acclimatisation chamber is designed for the Basic filter system. It is simply placed on the degassing chamber of the Basic system and provided with a water connection. - The chamber can also be placed on even surfaces. Inlet, overflow and emergency outlet can be equipped with hoses. Fish or other...