This document specifies references to the methods for the determination of the following parameters in organic and organo-mineral fertilizers:
— Determination of the total organic carbon content;
— Determination of the dry matter content.
The method for the determination of the total organic carbon is not applicable to products containing urea-formaldehyde polymers or urea as long as there is no method available to assess carbon in urea-formaldehyde polymers or urea. The carbon contained in these compounds is not considered organic [1].
The scope of the standards referenced in this document specifies in which cases the method is also applicable to fertilizing product blends.
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