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This report discusses the preparation of a white clover reference material, the homogeneity and stability studies and the analytical work performed for the certification of the contents of some trace elements. All the results are presented, and the methods used to certify the contents (mass fractions expressed as: micro-g/g on a dry matter basis) of As (0.093), Co (0.178), Mo (6.93) and Se (6.70) are described. Indicative values are given for Cr, Fe, Ni and Zn, whereas values given for B, Ba, Br, Ca, Cu, K, La, Mg, Mn, Na, P, S, Sc, Sr, Ti and V are for information only.

Additional information

Authors: QUEVAUVILLER P, CEC Bruxelles (BE);VERCOUTERE K, CEC Bruxelles (BE);GRIEPINK B, CEC Bruxelles (BE);IMBERT J L, Centre National de la Recherche Scientifique, Service Central d'Analyse, Vernaison (FR)
Bibliographic Reference: EUR 14234 EN (1992) 46 pp., FS, ECU 6
Availability: (2)
ISBN: ISBN 92-826-3994-0
Record Number: 199211105 / Last updated on: 1994-11-29
Original language: en
Available languages: en