What is kh . Kh, also known as total alkalinity or carbonate hardness , is a measure of the buffering capacity of the water in your aquarium. The buffering capacity refers to how well it can resist changes in ph.. What is gh . General hardness is a measure of the total amount of minerals dissolved in the water. Water hardness lies on a spectrum between soft water’ or hard water’ depending on the amount of dissolved minerals: the more minerals present, the greater the hardness. Hard water is responsible for the build-up of limescale.. Kh in detail:. What is the correct kh level . This test kit measures kh in dkh where one dkh 17.8 Ppm as caco3 . It is essential to maintain a minimum kh level of at least 4 dkh at all times. A kh of between 6 and 8 dkh is more desirable.. What do i do if the kh level is wrong . Check the kh level of your tap water. If the level is above 6 dkh, then regular water changes should keep the kh value in the aquarium topped up at a reasonable level. If the kh value of your tap water is below 6 dkh, you will need to add a kh buffer such as kh up ph stabiliser to your aquarium pond.. How to use . Ensure the test tube is clean.. Take a 5 ml sample of water into the test tube.. Take the kh reagent and add one drop, mix and the water sample should turn pale blue.. Keep adding drops, one by one remember to count the drops , mixing between drops, until the blue colour turns to yellow. The number of drops, including the first drop, needed to bring about th...
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