ISO-23637 › Cereals - Determination of cadmium content by graphite furnace atomic absorption spectrometry with diluted nitric acid extraction

ISO-23637 - 1ST EDITION - CURRENT


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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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67.060 (Cereals, pulses and derived products Including grains, corn, flours, baked products, etc.)

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Document Number

ISO 23637:2021

Revision Level

1ST EDITION

Status

Current

Publication Date

Dec. 1, 2021

Committee Number

ISO/TC 34/SC 4