How To Choose The Right Type Of Swimming Pool Shock. What's the difference?- There are 3 main types of pool shock available on the market. Cal-hypo is the most popular shock used as well as the strongest shock available. Sodium di-chlor is a slow dissolving, granular chlorine that is stabilized. Potassium . The standard pool shock that most pool owners use has the active ingredient Calcium Hypochlorite. You should expect the label to read 65% Calcium Hypochlorite. Jun 4, 2018 - Different Types of Pool Shock. Calcium Hypochlorite. This is the most popular type of shock that's used and the strongest shock that is available. Sodium Di-Chlor. Sodium di-chlor dissolves more slowly and is a granular chlorine. Potassium Mono Persulfate. For Vinyl Pools. For Fiberglass Pools. For Concrete Pools. Jun 4, 2018 - Do not use pool shock to disinfect drinking water in an emergency! . According to the Centers for Disease control, the main ingredient of pool shock, calcium hypochlorite, is a 'substance · [that] is very toxic to aquatic organisms. shock pictured top right, have 12.5% concentration of sodium hypochlorite. Below is a list of the most common pool chemicals you will use in and around . we list the common names, general use, physical form, and active ingredient . -Only uses chlorine for weekly shock treatments: -High levels of copper can lead to . Sep 22, 2011 - Additionally, if you are using a chlorine feeder most are designed for the three . The other form of stabilized chlorine is a certain type of pool shock. . they produce hypochlorous acid which is the active ingredient in chlorine. Feb 27, 2015 - Two of the most common isocyanurates used in pools are Trichlor and . The King of chlorine products, 'Trichlor' is pressed into 1″ and 3″ tablets Hi Gale, tablets, shock and bleach all produce the same active ingredient, . Cal hypo is the most powerful type of pool shock, making it great for . The main disadvantage to using Fresh N' Clear compared to a chlorinated shock is that . The most common chemical used in the treatment of swimming pool water is chlorine. cyanuric acid will have one of the following active ingredients: 1. Feb 11, 2017 - Calcium Hypochlorite is the most popular kind of shock that is used In The Swim Chlorine-Free Pool Swimming Pool Shock has an active .