Into the origin countries in the most of the ornamental fish, is the country arm from minerals. In many countries in the world, it is the opposite. The calcium and magnesium from the base to stop it loosen the rain durchquert, and is enriched with mineral salts which form the total hardness. With this gh test we can quickly and exactly the, Overall hardness. A different from the conditions in nature helps to determine the fish in aquarium community in the right way, or during the play. A great overall hardness is held in place with, mix of water from your tap with reverse osmosis water lowered. Directions: 1) Shake well before the test will have a Full marking such as this. 2nd rinse the pipe repeatedly tested with water and then to for indicating 5 ml refill. Then dry the pipe to the outside. 3. Reagens is Zugetropft. And 'necessary to make the tubes for shake after each drops until the colour from a reddish-brown and the last straw to a dark green that it works best for you. 4 The number of drops the total water hardness (° dH), SDP 5 drops = 5 ° dH. 5. before and after every test is necessary to make the pipe thoroughly with tap water to clean.
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