Key term for AQA GCSE Chemistry, used in Fertiliser Production.
Formulations containing specific ratios of nitrogen (N), phosphorus (P), and potassium (K) compounds to improve crop yield.
NPK Fertilisers appears in AQA GCSE Chemistry revision content for Using resources, especially Fertiliser Production and Production of NPK Fertilisers.
Using resources
Fertiliser Production • Production of NPK Fertilisers
Using resources
Sustainable Resource Use • Sustainability and Finite Resources
Chemical analysis
Purity and Chromatography • Formulations
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