• Ammonia and ammonium should be rapidly converted by aerobic nitrification into nitrite and then...
Our price: £7.43
Our price: £7.43
Calcium is a major constituent of coralline algae, the skeletal material of hard corals and the s...
Our price: £10.16
Our price: £10.16
Copper is often used as a treatment for parasite infested fish and it is essential that the corre...
Our price: £6.65
Our price: £6.65
Iodine is present in natural sea water in a very low concentration (0.6 mg/L or 0.06 ppm) and thi...
Our price: £15.65
Our price: £15.65
Calcium is not the only substance needed to form the skeletal material of corals and allow calcar...
Our price: £5.86
Our price: £5.86
Magnesium is present in natural sea water in a fairly high concentration (1350 - 1500 mg/L) and i...
Our price: £10.56
Our price: £10.56
When there are insufficient areas of a tank which are deprived of oxygen (anaerobic zones) or den...
Our price: £8.21
Our price: £8.21
In a properly cycled aquarium, nitrite is converted to nitrate and then, if there are areas depri...
Our price: £6.25
Our price: £6.25
Some organic compounds, such as phenolics/humic acids cannot be removed effectively by skimming, ...
Our price: £11.34
Our price: £11.34
Corals and marine fish require very high levels of oxygen concentration because of the low solubi...
Our price: £7.82
Our price: £7.82
The pH value in a marine tank has a major impact on the growth of corals and calcareous algae and...
Our price: £5.47
Our price: £5.47
If phosphate is present in too high a concentration there may be an increase in growth of undesir...
Our price: £7.82
Our price: £7.82
• In a marine aquarium strontium plays an important role in accelerating the growth of coral and ...
Our price: £15.65
Our price: £15.65
