Clean Steam

Steam that is generated from treated water (deionized water or distilled water) that is free of volatile additives such as amines and hydrazines. It is raised in a clean stem generator or taken from the first effect of a multi-effect still. Clean steam may be supplied to autoclaves used for sterilizing product, product containers or components of aseptic equipment. Also, it may be used where equipment or piping systems are subjected to thermal disinfection or sterilization-in-place (SIP). Clean steam is sometimes used for humidification of pharmaceutical clean rooms. Clean steam also must be free of pyrogenic endotoxins (lipopolysaccharides) if it is to be condensed to make Water For Injection (WFI). Clean steam that is free of pyrogens is termed “pure steam

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