The scope of the framework is for the supply and delivery of Chlorine Gas. The successful supplier(s) will be required to deliver this chemical to various site locations within Scottish Water's operational areas. Scottish Water's requirement will cover water treatment and will mainly be utilised for disinfectant purposes. The chlorine gas required must be supplied in 980KG drums, 860KG drums and 71KG cylinders. Estimated annual usage is 210 tonnes. There is no guarantee given on this volume.