CERTIFICATE OF ACCREDITATION ANSI National Accreditation Board 11617 Coldwater Road, Fort Wayne, IN 46845 USA

This is to certify that SUEZ Water Technologies & Solutions Kft. Vigado uta 2011 hrsz. 2800 Tatabanya Komarom Esztergom , Hungary has been assessed by ANAB and meets the requirements of international standard ISO 17034:2016

while demonstrating technical competence in the field of REFERENCE MATERIAL PRODUCER Refer to the accompanying Scope of Accreditation for information regarding the types of materials to which this accreditation applies

AR-2132 Certificate Number

Certificate Valid Through: 03/10/2021 Version No. 004 Issued: 02/27/2019

SCOPE OF ACCREDITATION TO ISO 17034:2016

SUEZ Water Technologies & Solutions Hungary Kft. Vigado uta 2011 hrsz. 2800 Tatabanya Komarom Hungary

Greg Boothe Phone: 720-622-0194 Email: [email protected] Website: www.sieversinstruments.com

REFERENCE MATERIAL PRODUCER

Valid to: March 10, 2021 Certificate Number: AR-2132

Chemical

Class or Type of Reference Methods or Techniques Sub-Category of ILAC Materials Produced (Include Used in the RMP Reference Material RM Category Range Where Applicable) Laboratory (if Appropriate)

A2 Inorganic Carbon (IC) Inorganic Reference A2.6 Standards In-House Method Materials A3 Total Organic Carbon (TOC) Organic Reference A3.1 Standards In-House Method Materials Total Organic Carbon (TOC) A4 Standards Environmental Reference A4.3 Inorganic Carbon (IC) In-House Method Materials Standards Notes: 1. Please contact the RMP organization for more information on CRM uncertainty values, Ucrm values, and other specific lot values. Some of this information may also be available on the RMP’s website. 2. This scope is formatted as part of a single document including Certificate of Accreditation No. AR-2132.

Version 004 Issued: February 27, 2019 www.anab.org

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