PURASAN EX Refill Tablets *1 Tub of 6 TabletsA concentrated chlorinating and brominating agent for use as bactericide and disinfectant in the PURASAN Type 1 Marine Sanitation Device.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. - cis2:mm5mnJlm -