# Fertilisers (Sampling and Analysis) Regulations (Northern Ireland) 1996, Paragraph 4: REAGENTS


Diluted hydrochloric acid solution, about 0.5 M
4.1 Mix 1 volume of hydrochloric acid (r = 1.18 g/ml) with 20 volumes of water.
Hydrogen peroxide solution (30% H2O2, ρ = 1.11 g/ml), free from trace elements
4.2

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Source: https://www.legislation.gov.uk/nisr/1996/513/schedule/2/part/I/chapter/26c./paragraph/4 (the official version)
Page: https://openlegislation.uk/fertilisers-sampling-and-analysis-regulations-northern-ireland-1996/schedule-2/part-I/chapter-26c./paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.