Earth Science Laboratories Pristine Extra - 4 Pound (Chlorine Shock) -W#436BRE T44/35PDS521579

Description

PristineExtra contains 99% sodium-dichlor (granular chlorine). It is an effective shock treatment that can be used at start-up, during routine maintenance or for troubleshooting as needed. It is a primary sanitizer. Contains 4lbs of shock in one container.