2. Receipt of samples at the laboratory

The laboratory must have a dedicated area for receiving samples taken from contaminated areas. Conditions for their storage pending measurement must also be provided for.

The organization of the reception venue, which can be a temporary structure, must ensure :

• staff radiation protection ;

• preservation and absence of contamination between samples after collection (cross-contamination);

• maintaining laboratory background noise at a level that does not compromise metrological performance through irradiation or contamination.

The following actions are carried out:

• control of contact dose rate and absence of external contamination of the sample container;

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