Check the listing for details. Baquacil CDX (Single Bottle). Condition: New. Listed at 49.99 USD. Baquacil CDX (Single Bottle)Part #85030/1 The Baquacil CDX is a specially formulated product that is designed to maintain a residual Baquacil Oxidizer level in pool water for clear water all season long. If you are experiencing trouble with water mold/pink slime and constantly adding in oxidizer, you will want to use the Baquacil CDX. BAQUACIL CDX is an enhanced CHLORINE-FREE system specially formulated to maintain a consistent oxidizer residual in pool water. The oxidizer residual in pool water plays a significant role in removing contaminants that put a strain on the pool and keeping the pool clear all season long. This system is ideal for all pools. Step 1: Sanitize with: BAQUACIL Sanitizer and Algistat Step 2: Oxidize with: BAQUACIL Oxidizer Step 3: Maintain Oxidizer Residual and Water Clarity with BAQUACIL CDX For areas where algae problems are prevalent or in pools with a history of recurring algae, a preventative dose of BAQUACIL Algicide or BAQUACIL Performance Algicide may be added to the weekly CDX maintenance system during the hottest months of the summer. Be sure to follow label directions for dosage recommendations. Returns are not accepted on opened or used products and are subject to a 10% restocking fee An RMA/RGA is required to return any item Buyer pays all return shipping If you have any questions, please contact Clearview Fireplace and Patio We would be happy to help