Organization/Accreditation Information
HN Proficiency Testing, Inc.
Henrik Nielsen Ph.D.
email: hsnielsen@hn-metrology.com
phone: 317 713 2988
Accreditation(s):
1966.01: ISO/IEC 17043 Proficiency Testing Providers
Standard Version(s): ISO/IEC 17043:2023
Expiration Date: 08/31/2026
Expiration Date: 08/31/2026
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Bookmark this page, press CTRL+D on your web browser (Mac users: ⌘+D).
For Windows 10 and Windows 11 users to view/download PDF documents, the Adobe Reader version is required. It is available for free from the Adobe website. https://get.adobe.com/reader/otherversions/