# Fertilisers (Sampling and Analysis) Regulations (Northern Ireland) 1996, Paragraph 2: FIELD OF APPLICATION


This procedure is applicable to analysing samples of fertiliser extracts obtained by Methods 26a and 26b for which a declaration of total and/or water-soluble iron or zinc is required. Adaptations of this procedure for the various trace elements are detailed in the methods defined specifically for each element.
Note:
In most cases the presence of small quantities of organic matter will not affect determinations by means of atomic absorption spectrometry.

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Source: https://www.legislation.gov.uk/nisr/1996/513/schedule/2/part/I/chapter/26d./paragraph/2 (the official version)
Page: https://openlegislation.uk/fertilisers-sampling-and-analysis-regulations-northern-ireland-1996/schedule-2/part-I/chapter-26d./paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.