Accu-Tab^® SI 3” is a unique system for chlorine delivery manufactured for consistent and reliable release of chlorine into wastewater systems. Available in 3" blue speckled white tablets containing 68% calcium hypochlorite (CAS No. 7778-54-3) by wt. % and added scale inhibitors, these tablets erode reliably to balance and stabilize water while preventing scale formation on the inside of chlorination chambers. Accu-Tab^® SI 3” is a more pH-friendly solution to water chlorination than traditional chemicals, such as chlorine gas, liquid bleach, or trichlor tablets, ensuring easier-to-use, cost-friendly operations that require fewer chemicals to balance water.