Data recently released U.S. Chlorine Institute show that in November 2013 the average American chlor-alkali plant’s operating rate reached 85%, up 6 percentage points higher than October’s 79%. U.S. Chlorine Institute, said last November the U.S. chlor-alkali manufacturers to produce 744,722 tons of liquid chlorine, chlorine 942,788 tons and 983,835 tons of sodium hydroxide. The corresponding average daily production was 24,824 tons of liquid chlorine, 31,426 tons and 32,795 tons of chlorine sodium hydroxide. The U.S. Chlorine Institute monthly data reports to U.S. companies accounted for 93% of the chlor-alkali capacity.( Inorganic chemicals News)