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Beschreibung
This Standard Reference Material (SRM®) is intended primarily for the calibration of instruments and the evaluation of chemical methods used in the analysis of zinc materials. NIST-683 is in the form of a semicircular bar segment, 57 mm diameter (2 1/4 inch), 25,4 mm (1 inch) deep at mid-diameter and 19 mm long (3/4 inch). /// Sample value(s) - please ask for current certificate.