6. Assessing treatment quality

Assessing the surface cleanliness of a part is a relative concept that goes far beyond the scope of this document. A "clean" part for some applications may be completely unacceptable for others. Characterizing the degree of contamination of a surface without specifying the requirements for use seems difficult. In fact, it is the subsequent use of the part that determines the pollution threshold that can be tolerated.

A good match between the surface cleanliness of the part and its subsequent treatment will therefore be the criterion determining the conformity of the treatment.

Users wishing to assess the degree of contamination of the surface of the part being treated, and therefore the effectiveness of their degreasing, can choose from several techniques the one best suited to the requirements of their speciality, depending on the resources...