Hydrax 1306 Hydrax 1306 is based on catalysed sodium sulphite which reacts with oxygen to form sodium sulphate. By maazzetti|2024-11-20T03:05:52+00:00September 27th, 2024|Water, Wastewater|0 Comments Share This Story, Choose Your Platform! FacebookTwitterLinkedInGoogle+Pinterest Related Posts Hydrax 1977 Hydrax 1977 September 27th, 2024 | 0 Comments Hydrax 1976 Hydrax 1976 September 27th, 2024 | 0 Comments Hydrax 1975 Hydrax 1975 September 27th, 2024 | 0 Comments Hydrax 1974 Hydrax 1974 September 27th, 2024 | 0 Comments Hydrax 1973 Hydrax 1973 September 27th, 2024 | 0 Comments