Ensuring we meet NZGAP and EuroGAP requirements
Trace levels of heavy metals occur in the earth's crust and therefore can be found at low levels in phosphate rock and other raw ingredients of fertilisers. The natural concentrations in the raw material will fluctuate and this may be reflected in the end product. Member companies of the Fertiliser Association of New Zealand have agreed maximum limits for the most common heavy metals in their products.
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