# Fertilisers (Sampling and Analysis) Regulations (Northern Ireland) 1996, Paragraph 7: EXPRESSION OF RESULTS


Determine the quantity of sulfuric acid consumed.
1 ml 0.05 M sulfuric acid = 0.0014 g nitrogen.
1 ml 0.1 M sulfuric acid = 0.0028 g nitrogen.
1 ml 0.25 M sulfuric acid = 0.0070 g nitrogen.
Express the result as the percentage of nitrogen (N) contained in the fertiliser as received for analysis.

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Source: https://www.legislation.gov.uk/nisr/1996/513/schedule/2/part/II/chapter/3./paragraph/7 (the official version)
Page: https://openlegislation.uk/fertilisers-sampling-and-analysis-regulations-northern-ireland-1996/schedule-2/part-II/chapter-3./paragraph-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.