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Description
This Standard Reference Material (SRM®) is intended for use in the evaluation of methods and the calibration of equipment used in the determination of oxygen in iron or ferrous metals. NIST-1090 is in the form of an ingot iron rod, 0.635 cm (1/4 in) in diameter and 10.2 cm (4 in) long. Certified value /// Sample value(s) - please ask for current certificate.