Cobalt Catalysed Sodium Bisulphite Solution is a clear, pale pink liquid manufactured from sodium bisulphite solution with the addition of a cobalt salt with strengths ranging from 38% to 40%.
The product is typically supplied in 25 litre drums, 200 litre drums and 1000 litre IBC’s for use in steam boiler treatment to remove dissolved oxygen.
■ Product data and typical properties
Formula: NaHSO3 + CoSO4
Cobalt content: 30 ppm approx.
Specific gravity (20°C): 1.31 (typical)
Crystallisation temperature: 0°C approx.
Appearance: clear pale pink liquid
Assay: % w/w SO2 23.5 ± 0.5; % w/w NaHSO3 38.2 ± 0.8
pH (20°C, neat): 3.5-5.0
The product is tested using our standard analytical methods.
Road tankers, according to transport regulations.
1000 litre IBC, 200 and 25 litre polyethylene drums.