227 / 274
Draft 6. Note: This document is a draft suggestion only and is not an approved document.
Please do not distribute to laboratory staff for use.
Results obtained from a group of two or more accredited laboratories for that analyte which have
demonstrated proficiency in the past
Note
: Proficiency testing is only a part of the overall quality assurance of test results and should not be used as the only
assessment of laboratory competency.
5.10 Reporting the Results
Procedures, including the use of handwritten and electronic signatures, shall be established to prevent the production
of unauthorized reports or other documents. For dietary supplement and pharmaceutical laboratories, electronic
records and signatures must meet the requirements of USA Title 21,
Code of Federal Regulations
, Part 11.
171