Article R512-21 of the French Consumer Code
When, due to its value, its nature or the insufficient quantity of product, the goods cannot be sampled in several samples but only in one sample, and the counter-expertise can be carried out on this sample, it shall be placed in its entirety under seal. As soon as the analysis or test permits, the goods or parts thereof intended for the expert examination referred to in Article L. 512-42 shall…