How do structured packing materials ensure thorough removal of oil stains?
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How should structured packing be cleaned and inspected to ensure that oil stains are completely removed? Ultraviolet lights can only illuminate the surface; how can oil stains inside be detected?
Find a professional cleaning company; they have inspection standards
There might be hydrolysis products in the filler; how could there be oil stains?
Oil contamination may be present in the raw materials or during the processing stage, so cleaning is necessary
It can be handled by professional cleaning companies such as Blue Star Company, which use specialized cleaning agents for soaking and other treatments.