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general hardness (GH)
The biologically useful forms of magnesium used in Fritz RPM Liquid Magnesium are utilized in the growth and development of many corals and invertebrates and beneficial calcareous algae
Carbonate hardness or alkalinity (KH) is the measure of both carbonates and bicarbonates present in the water
Highly precise analysis for seawater conditions
Aqua Natural Iwagumi Colorado 3.5kg - Available for in-store pickup only Atomizer general hardness (GH)UNIQUE SUBSTRATE FOR ARTISTIC AQUASCAPING Colorado a sand around 0. 5 1mm in grain size Great care has been taken by our master designers to deliver you the perfect natural scenery for use in Iwagumi and Oliver Knott style aquariums, biotope aquariums, terrariums, bonsai and traditional Japanese rock gardens
US$ 129.80
US$ 193.60
