http://forum.aqua-fish.net/ A forum devoted to aquarium fish, plants, techniques and fish keeping as a whole. en http://forum.aqua-fish.net/?topic=white-deposits-on-my-tank-and-filter#1 There are a lot of white deposits on my tank and some on my filters, is there anyway to get rid of these white spots? Thanks for answers. Andy original post: February 21, 2007, 1:24 am anonymous 2008-05-01 http://forum.aqua-fish.net/?topic=white-deposits-on-my-tank-and-filter#2 These white spots are basically deposits of lime and calcium carbonate and the best way to get rid of these spots is to clean them with lemon juice and avoid chemicals by all means for cleaning purposes. jan 2008-05-01 http://forum.aqua-fish.net/?topic=white-deposits-on-my-tank-and-filter#3 Well, I was unable to clean the white spots on my tank with lemon juice, but I used white vinegar and my tank is as clean as a crystal. Jeff anonymous 2008-05-01 http://forum.aqua-fish.net/?topic=white-deposits-on-my-tank-and-filter#4 There is a product named as Rydit that dissolves all the lime deposits instantly and you can get it for $3 only. anonymous 2008-05-01 http://forum.aqua-fish.net/?topic=white-deposits-on-my-tank-and-filter#5 Yeah, Rydit is a great product, but there are two versions of Rydit, Rydit #1 for use on a set-up aquarium and Rydit #2 is a strong cleaner and should be used to clean empty tanks and the tank should be rinsed thoroughly twice or three times before refilling it. Ben anonymous 2008-05-01