Publikuar
Specifies a spectrometric method for the determination of the urea content. Gives a normative reference to ISO 6498:1983. Defines the term urea content. Describes principle, reagents, apparatus, sampling, preparation of the test sample, procedure, expression of results and test report.
PUBLISHED
ISO 6654:1991
90.60
Close of review
4 qer 2024
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