About us
ALNN is a company accredited by the RvA (under registration number L320) for several decades. The RvA accredits testing laboratories on the ISO / IEC 17025 standard. Accredited laboratories are obliged to participate in proficiency tests: studies in which the test results of different laboratories are compared with each other in order to guarantee quality. For more information about the conditions and scope of the ALNN, see the site of the RvA.