Product Number: S11M001
Certified Reference Material CRM according to EN ISO 17034
Certified Reference Material CRM pH Buffer IUPAC Standard Solution according DIN EN ISO 17034:2017 (D-RM-15184-01-00) with Certificate of Analysis* reporting exact pH buffer value.
*Available for download from www.hach.com/CoA
Hach Lange GmbH is accredited by the German accreditation authority DAkkS as registered reference material producer according to DIN EN ISO 17034:2017. Compared to ISO 17025, ISO 17034 has an additional requirement for reliable and traceable manufacturing of products.
The use of standards manufactured by an accredited reference material producer provides complete confidence in the traceability chain and calculated uncertainties. All standards are formulated in compliance with NIST and IUPAC specifications.
Each standard is delivered in an airtight aluminum bag package ensuring safe storage.
Until first opening the certified value is guaranteed for 2 years from the date of issue of the certificate.
Each standard has its own Certificate of Analysis available for download from Hach website.
Each standard has its own Certificate of Conformity and Traceability available for download from Hach web site. The use of standards pH Buffers manufactured by an accredited laboratory gives you complete confidence in the traceability chain and calculated uncertainties.