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Passive Treatments
Safety Precautions - Pickling & Passivation
Acids should only be used for on-site cleaning when other
methods have proven to be unsatisfactory. Rubber gloves and safety glasses must
be used and care taken to see that acid cleaners are not spilt over adjacent
areas. It is most important that all residues are neutralised and thoroughly
flushed away to a suitable waste system. Always dilute acid residues by adding
acid to water, not water to acid. Use acid-resistant containers, such as glass
or plastics.
Solvents should not be used in confined spaces. Smoking must
be avoided when using solvents.
Chlorides are present in many cleaning agents. If a cleaner
containing chlorides, bleaches or hypochlorites is used it must be promptly and
thoroughly cleaned off afterwards. |
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