Non comburent Chlorine. Trichoroisocyanuric and multi-action tablets and blocks similar to the usual ones but in NON COMBURENT version. According to the existing regulation, the non comburent products have a lower hazard level than the comburent chlorate products. For this reason, it does not have any storage limitations (379/2001 and Seveso II Standards). Calcium hypochlorite granules with 70% of available Chlorine.