90.93 Standard confirmed Aug 21, 2017
CEN/TC 223 Soil improvers and growing media
This European Standard specifies a routine method for determining the organic matter and the ash content of soil improvers and growing media.
This method is not applicable to liming materials and preformed materials such as mineral wool slabs and foam slabs.
NOTE The requirements of the standard may differ from the national legal requirements for the declaration of the products concerned.
90.93 Standard confirmed
Aug 21, 2017