Hydrax 1977 is a blend of tannins, polymers and alkalis formulated as a liquid to provide a convenient and simple water treatment for package boilers. Hydrax 1977 provides an ideal balance of boiler alkalinity and scale and corrosion inhibition with the complications of multi chemical treatments. The inclusion of tannin oxygen scavengers and corrosion inhibitors [...]

Hydrax 1976 is a blend of tannins, polymers and alkalis formulated as a liquid to provide a convenient and simple water treatment for package boilers. Hydrax 1976 provides an optimum balance of boiler alkalinity and scale and corrosion inhibition without the need to prepare several components. The inclusion of tannin oxygen scavengers and corrosion inhibitors [...]

Hydrax 1975 is a blend of tannins for the prevention of scale by interference with crystal growth, prevention of corrosion by reaction with oxygen and by the formation of an iron tannate film. Hydrax 1975 is also a sludge mobiliser.

Hydrax 1974 is a blended formulation of tannins, alkalis, phosphates and polymers for preventing corrosion and scale in steam boilers. Hydrax 1974 is specially formulated for corrosive waters of low – medium hardness containing a high level of silica; also for after sodium exchange softening of a mainly non-alkaline water

Hydrax 1973 is a blended formulation of tannins, alkalis and polymers for preventing corrosion and scale in steam, hot water and chilled water systems. Hydrax 1973 is specially formulated for corrosive waters of low hardness containing a high level of silica; also for after sodium exchange softening of a mainly non-alkaline water. Hydrax 1973 is [...]

Hydrax 1972 is a blended formulation of tannins, alkalis and polymers for preventing corrosion and scale in steam, hot water and chilled water systems. Hydrax 1972 is specially formulated for corrosive waters of low hardness containing a high level of silica; also for after sodium exchange softening of a mainly non-alkaline water.Hydrax 1972 is suitable [...]

Hydrax 1971 is an alkalinity builder based on a hydroxide/polyphosphate blend. Hydrax 1971 delays precipitation of hardness salts in feed lines. It may be injected continuously to feed water containing hardness salts without the formation of excessive scale in feed lines.

Hydrax 1970 is a polyphosphate/hydroxide alkali blend and is used for boilers of medium pressure to adjust pH value and to precipitate calcium and magnesium hardness as a phosphate sludge. Hydrax 1970 delays precipitation of hardness salts in feed lines. It may be injected continuously to feed water containing hardness salts without the formation of [...]

Hydrax 1928 is a liquid alkalinity builder based on sodium hydroxide and is especially formulated for use in boiler plant where the feed water contains insufficient alkalinity. Hydrax 1928 may be safely used in treatment programs incorporating catalysed sodium sulphite oxygen scavenger.