Liquid chlorine for potable water treatment. Chlorine supplied shall conform to AWWA Standard B301-10 and ANSI/NSF Standard 60 certification for use in potable water treatment. Estimated annual usage is 256 150 lb. cylinders. All quantities are tentative. Deliveries will consist of 150 lb. cylinders to 750 Dundee Road, Northbrook, Illinois, 60062 and off loaded via a truck mounted lift gate. Prices quoted shall include all delivery/transportation costs to Northbrook's Water Filtration Plant, 750 Dundee Road, Northbrook, Illinois. Deliveries will only be accepted between the hours of 7:00 a.m. and 2:00 p.m. Monday – Friday. Delivery date must be reconfirmed verbally to the Water Plant at 847-480-0636 24-hours prior to actual delivery.