This Campingaz concentrated sanitary agent is for use in chemical toilets. By placing in a chemical toilet waste tank this additive will destroy bacteria and many viruses as well as suppressing odour. After being poured into the toilet container this concentrated additive will require diluting with water. Campingaz chemical toilet accessories are environmentally friendly, biodegradable and free of formaldehyde. 2500 ml Effective against odours Breaks down waste Concentrated Child safe cap