Add to Cart. Doheny's 3 in Chlorine Tabs, 25 lb. 4823. 12000095. In Stock. Sale. $134.99 Was $164.99. Next Day Delivery Next Day. This item will arrive on the next business day for orders placed by 3:00 PM Local Time with the exception of 2:30 PM for the Texas warehouse. Description. BioGuard SilkGuard Complete Multi-Benefit 3 Inch Chlorinating Tablets are a revolutionary product exclusive to BioGuard. These chlorine tablets differ from traditional chlorine because the SilkGuard Technology actually softens the water by attaching to hard water components and metal surfaces, which protects your pool surface and Tablets are designed to give pool owners the ultimate value - dissolving slowly for longer chlorine life. Place tablets into skimmer, floater or feeder for simple DIY pool care. 1 tablet treats 10,000 Gal. for up to 1-week. Compatible with salt water pools. Test pool water-weekly to keep free available chlorine levels between 1 and 4ppm. To determine the total number of pounds of Calcium Hypochlorite needed to provide 1 lb of Chlorine, divide the dose required by the percent chlorine. 100 ÷ 0.65 = 153.8lbs (1.8.1) (1.8.1) 100 ÷ 0.65 = 153.8 l b s. Therefore, you will need to use 153.8 lbs of Calcium Hypochlorite to obtain a 100 lbs dose of chlorine. Sunlight, rainfall, temperature, number of swimmers and frequency of pool use affect the rate of chlorine residual loss. Adjust cleaning and chemical maintenance accordingly. Use this product in an automatic feeder or floater designed for this product. Model 1405M. Each 3 in. 8 oz. tab is individually wrapped, stabilized, and slow dissolving. Our bleach dilution calculator uses the following equations: Amount of bleach needed = Desired concentration of mixture × Desired volume of mixture. Where: Amount of bleach needed is given in milligrams (mg); Desired concentration of mixture is given in milligrams per liter or parts per million (mg/L or ppm); and. Chlorine for Wastewater Treatment. The use of chlorine for water treatment has a long history since its first use in Jersey City in 1908. Despite the use of chlorine globally to produce safe drinking water, chlorination is not a simple process, especially considering that chlorine itself is toxic. More recently, we take great care to use Whether you have a round ring-top pool or an in-ground pool, maintaining the chlorine balance in the pool prevents bacteria from growing in the water. The ideal balance of chlorine to pool water is between 1 and 3 ppm, or 0.00013 ounces of chlorine per gallon of water. Another way to think about how much chlorine to to your pool is a ratio of 3 Chlorine appears as a greenish yellow gas with a pungent suffocating odor. Toxic by inhalation. Slightly soluble in water.Liquefies at -35 °C and room pressure. Readily liquefied by pressure applied at room temperature. HTHSwimming Pool Advanced Chlorine 3-in Tablets - 0.5 lb Bag - Sanitize, Clarify, and Protect Your Pool Against Algae. Model # 42051. • Sanitize, clarify and protect your swimming pool against algae with one easy and convenient tab. • Clera Blue Water: This advanced formula sanitizes, clarifies and kills algae for beautiful, clean and clear rgLt0I.