Decontamination

This website discusses the reduction of microorganisms through physical-chemical action, encompassing disinfection and sterilization. Learn more about this topic here.
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14/01/2020
Yes. The Robert Koch Institute recommends low-germ swabs for blood sampling. Therefore, they do not have to be sterile.
References:
KRINKO (2011) Anforderungen an die Hygiene bei Punktionen und Injektionen.
Bundesgesundheitsbl 54:1135-1144.