This International Standard specifies a method for the determination of the bulk density (loose) of solid fertilizers, except powder fertilizers. The method is applicable to dry fertilizers only. If the fertilizer has absorbed moisture during transpor-t or storage, it is necessary to dry it in an environmental chamber, with constant low humidity, Prior to the determination. The method is not suitable for materials which contain a large proportion of particles exceeding 5 mm in diameter.
GSO ISO 3944:2015 history
2015GSO ISO 3944:2015 Fertilizers -- Determination of bulk density (loose)