Schedule 1

Concentration of constituents

In force

Regulation 23

	Column 1	Column 2
	Constituent	Concentration (%)
	nitrogen	0.5
	nitrogen as nitrate, ammonia, urea or any other form	0.2
	phosphorus	0.5
	phosphorus as water-soluble phosphorus or citrate-soluble phosphorus	0.2
	phosphorus as citrate-insoluble phosphorus	0.2
	potassium	0.5
	potassium as sulphate, chloride, nitrate or any other form	0.2
	calcium	0.5
	magnesium	0.5
	sulphur	0.5
	iron	0.01
	manganese	0.01
	copper	0.005
	zinc	0.005
	boron	0.005
	molybdenum	0.001
	cobalt	0.001
	chloride	0.001
	aluminium	0.001
	selenium	0.001

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