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BS PD CEN/TS 17768:2022

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This document specifies the procedure for the digestion of different organic fertilizers and organo-mineral fertilizers with aqua regia to enable a subsequent determination of elements.The extracts are suitable for analysis using CEN/TS 17770 and CEN/TS 17769.

NOTE Alternatively, inductively coupled plasma mass spectrometry (ICP-MS) can be used for the measurement if the user proves that the method gives the same results.

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