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Natural Reference Materials

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Birch leaf Standard 30g See Certificate 304941 Expiry 10-Mar-28

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Downloadable Documents

Approximate value percentages C=48.09; H=6.55; N=2.12; S=0.172

Organic standards from Elemental Microanalysis are traceable to the National Institute of Standards and Technology (N.I.S.T.) Maryland USA and/or (where appropriate) other accredited certification organisations.  These materials are suitable for use as working standards for elemental analysis and are supplied with batch Certificates of Analysis.

A table of all standards showing certified values is available in each of our catalogues.

ISO 17025:2017 ISO 9001:2015 ISO 17034:2016