AIRE-064-1-4
8
When injecting the chemical agents at the chemical cleaning,
please confirm beforehand that the modules are completely
submerged in the liquid and the liquid level of the membrane
submerged tank is higher by more than 500 mm than the top of the
module.
Please store the chemical agents in a dark cold place free from
direct sunlight.
Please use the appropriate tank or the container, for storing the
chemical agent, made of the material having enough corrosion
resistance to each chemical agent.
Don't mix sodium hypochlorite with heavy metals or acids. In
particular, toxic chlorine gas is generated when mixing sodium
hypochlorite and acids.
Don't mix sodium hypochlorite with oxalic acid or citric acid, or toxic
chlorine gas is generated.
Please stop the scouring air during the chemical cleaning, or the
membrane elements might be damaged.
WARNING
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WARNING
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WARNING
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WARNING
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CAUTION
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WARNING
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