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ISO 23637:2021

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Cereals — Determination of cadmium content by graphite furnace atomic absorption spectrometry with diluted nitric acid extraction

This document specifies a method for the determination of cadmium (Cd) in cereals.

It is applicable to rice, brown rice, wheat and maize by graphite furnace atomic absorption spectrometry (GFAAS) after extraction with diluted nitric acid (HNO3). The limit of quantification is 0,002 mg/kg; it is approximate and dependent on the sample matrix as well as on the instrument conditions.

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Related Information

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  • BS 4317-11:1976

    Methods of test for cereals and pulses, Determination of glycosidic hydrocyanic acid in pulses

  • BS 4317-18:1988

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  • BS 4317-19:1990

    Methods of test for cereals and pulses, Determination of protein quality of wheat by the sodium dodecyl sulphate (SDS) test

  • BS 4317-2:1987

    Methods of test for cereals and pulses, Determination of moisture content of cereals and cereal products (reference method)

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ISO 23637:2021

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